Question 12 Marks
Divide:
156.8 ÷ 200
156.8 ÷ 200
Answer
View full question & answer→$156.8 \div 200=\frac{156.8}{200}=\frac{156.8\times100}{200\times10}$
$=\frac{156.8}{2000}=\frac{784}{100}$
$=0.784$
$=\frac{156.8}{2000}=\frac{784}{100}$
$=0.784$
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Question 22 Marks
Divide:
11 by 16
11 by 16
Answer
View full question & answer→$11\div16=\frac{11}{16}=0.6875$
Question 32 Marks
A bottle holds 925g of jam. How many kg of jam will be there in 25 such bottles? Give the answer in kg.
Answer
View full question & answer→Quantity of jam in one bottle = 925
Quantity of jam in 25 bottles = 925 × 25g = 23135g = 23.125kg
Quantity of jam in 25 bottles = 925 × 25g = 23135g = 23.125kg
Question 42 Marks
Divide:
3 by 80
3 by 80
Answer
View full question & answer→$3\div80=\frac{3}{80}$
Now, we have
$\therefore\frac{3}{80}=0.0375$
Now, we have
$\therefore\frac{3}{80}=0.0375$
Question 52 Marks
Find the product:
0.045 × 2.4
0.045 × 2.4
Answer
View full question & answer→0.045 × 2.4 = 0.1080 = 0.108 {Sum of decimal places = 3 + 1 = 4}
Question 62 Marks
Divide:
0.8085 by 0.35
0.8085 by 0.35
Answer
View full question & answer→$0.8085\div0.35=\frac{0.8085}{0.35}$ $=\frac{0.8085\times100}{0.35\times100}=\frac{80.85}{35}$ Now, we have
$\therefore\frac{0.8085}{0.35}=\frac{80.85}{35}=2.31$
$\therefore\frac{0.8085}{0.35}=\frac{80.85}{35}=2.31$
Question 72 Marks
A car can cover a distance of 8.6km on one litre of petrol. How far can it go on 36.5 litres of petrol?
Answer
View full question & answer→Distance covered in one litre = 8.6km
Distance covered in 36.5 litres = 8.6 × 36.5km
= 313.90km = 313.9km
Distance covered in 36.5 litres = 8.6 × 36.5km
= 313.90km = 313.9km
Question 82 Marks
Divide:
0.196 by 1.4
0.196 by 1.4
Answer
View full question & answer→$0.196\div1.4=\frac{0.196}{1.4}=\frac{0.196\times10}{1.4\times10}$ $=\frac{1.06}{14}=0.14$
Question 92 Marks
A taxi driver charges Rs. 9.80/km. How much will he the charges for a journey of 106.5km?
Answer
View full question & answer→Charges for 1km = Rs. 9.80
Charges for 106.5km = Rs. 9.80 × 106.5
= Rs. 1043.700 = Rs. 1043.70
Charges for 106.5km = Rs. 9.80 × 106.5
= Rs. 1043.700 = Rs. 1043.70
Question 102 Marks
Find the product:
0.623 × 0.75
0.623 × 0.75
Answer
View full question & answer→0.623 × 0.75 = 0.46725 {Sum of decimal places = 3 + 2 = 5}
Question 112 Marks
Divide:
101 by 25
101 by 25
Answer
View full question & answer→$101\div25=\frac{101}{25}=4.04$
Question 122 Marks
Divide:
0.477 by 18
0.477 by 18
Answer
View full question & answer→$0.477\text{ by }18=\frac{0.477}{18}=0.0265$
Question 132 Marks
If one drum can hold 16.850 litres of oil, how many litres can 48 such drums hold?
Answer
View full question & answer→Oil in one drum = 16.850 litres
Oil in 48 drums = 16.850 × 48 = 808.800 = 808.800 litres.
Oil in 48 drums = 16.850 × 48 = 808.800 = 808.800 litres.
Question 142 Marks
Divide:
16.46 ÷ 20
16.46 ÷ 20
Answer
View full question & answer→$16.46 \div 20=\frac{16.46}{20}=\frac{16.46\times100}{20\times100}$
$=\frac{16.46}{2\times1000}=\frac{823}{1000}$
$=0.823$
$=\frac{16.46}{2\times1000}=\frac{823}{1000}$
$=0.823$
Question 152 Marks
Divide:
1.001 by 14
1.001 by 14
Answer
View full question & answer→$1.001\text{ by }14=\frac{1.001}{14}=0.0715$
Question 162 Marks
Convert the following into a decimals:
$\frac{25}{8}=3.125$
View full question & answer→$\frac{25}{8}=3.125$
Question 172 Marks
Find the product:
4.125 × 86
4.125 × 86
Answer
View full question & answer→4.125 × 86 = 354.750 (Three places of decimal) = 354.75 
Question 182 Marks
Find the product:
0.8 × 3.5 × 0.05
0.8 × 3.5 × 0.05
Answer
View full question & answer→0.8 × 3.5 × 0.05 = 0.1400 = 0.14
{Sum of decimal places = 1 + 1 + 2 = 4}
$\ \ \ 280\\\times\ \ 5\\\overline{1400}$
{Sum of decimal places = 1 + 1 + 2 = 4}
$\ \ \ 280\\\times\ \ 5\\\overline{1400}$
Question 192 Marks
Divide:
204 by 0.17
204 by 0.17
Answer
View full question & answer→$204\div0.17=\frac{204}{0.17}$ $=\frac{204\times100}{0.17\times100}=\frac{20400}{17}$$=\frac{12\times100}{2}=1200$
Question 202 Marks
Divide:
63 by 15
63 by 15
Answer
View full question & answer→$63\div15=\frac{63}{15}=4.2$
Question 212 Marks
Divide:
217.44 by 18
217.44 by 18
Answer
View full question & answer→$217.44\text{ by }18=\frac{217.44}{18}=12.08$
Question 222 Marks
Divide:
21.976 by 1.64
21.976 by 1.64
Answer
View full question & answer→$21.976\div1.64=\frac{21.976}{1.64}$ $=\frac{21.976\times100}{1.64\times100}=\frac{2197.6}{164}$ Now, we have
$\therefore\frac{21.976}{1.64}=\frac{2197.6}{164}=13.4$
$\therefore\frac{21.976}{1.64}=\frac{2197.6}{164}=13.4$
Question 232 Marks
Divide:
0.175 by 25
0.175 by 25
Answer
View full question & answer→$0.175\text{ by }25=\frac{0.175}{25}=0.007$
Question 242 Marks
Divide:
16.578 by 5.4
16.578 by 5.4
Answer
View full question & answer→$16.578\div5.4=\frac{16.578}{5.4}$
$=\frac{16.578\times10}{5.4\times10}=\frac{165.78}{54}$
Now, we have
$\therefore\frac{16.578}{5.4}=\frac{165.78}{54}=3.07$
$=\frac{16.578\times10}{5.4\times10}=\frac{165.78}{54}$
Now, we have
$\therefore\frac{16.578}{5.4}=\frac{165.78}{54}=3.07$
Question 252 Marks
Divide:
11.04 by 1.6
11.04 by 1.6
Answer
View full question & answer→$11.04\div1.6=\frac{11.04}{1.6}$
$=\frac{11.04\times10}{1.6\times10}=\frac{110.4}{16}$
Now, we have
$\therefore\frac{11.04}{1.6}=\frac{110.4}{13}=6.9$
$=\frac{11.04\times10}{1.6\times10}=\frac{110.4}{16}$
Now, we have
$\therefore\frac{11.04}{1.6}=\frac{110.4}{13}=6.9$
Question 262 Marks
Divide:
0.288 by 0.9
0.288 by 0.9
Answer
View full question & answer→$0.288\div0.9=\frac{0.288}{0.9}$ $=\frac{0.288\times10}{0.9\times10}=\frac{2.88}{9}$ Now, we have
$\therefore\frac{0.288}{0.9}=\frac{2.88}{9}=0.32$
$\therefore\frac{0.288}{0.9}=\frac{2.88}{9}=0.32$
Question 272 Marks
A bag of wheat weighs 97.8kg. How much wheat is contained in 500 such bags?
Answer
View full question & answer→Weight of wheat in one bag = 97.8kg
weight of wheat in 500 bags = 97.8 × 500kg = 48900.0kg = 48900kg
weight of wheat in 500 bags = 97.8 × 500kg = 48900.0kg = 48900kg
Question 282 Marks
If the cost of a pen is Rs. 32.50, find the cost of 24 such pens.
Answer
View full question & answer→Cost of 1 pen = Rs. 32.50
$\therefore$ Cost of 24 such pens = Rs. (32.50 × 24) = Rs. 780
Hence, the cost of 24 pens is Rs. 780
$\therefore$ Cost of 24 such pens = Rs. (32.50 × 24) = Rs. 780
Hence, the cost of 24 pens is Rs. 780
Question 292 Marks
Divide:
6.08 by 8
6.08 by 8
Answer
View full question & answer→$6.08\text{ by }8=\frac{6.08}{8}=0.76$
Question 302 Marks
Find the product:
0.0146 × 69
0.0146 × 69
Answer
View full question & answer→0.0146 × 69 = 1.0074 (Four places of decimal)
Question 312 Marks
Find the product:
13 × 1.3 × 0.13
13 × 1.3 × 0.13
Answer
View full question & answer→13 × 1.3 × 0.13 = 2.197 {Sum of decimal places = 1 + 2 = 3}
Question 322 Marks
1 kg of rice costs Rs. 56.80. What is the cost of 16.25kg of rice?
Answer
View full question & answer→Cost of 1kg rice = Rs. 56.80
Cost of 16.25kg of rice = Rs. 56.80 × 16.25
= Rs. 923.0000 = Rs. 923.
Cost of 16.25kg of rice = Rs. 56.80 × 16.25
= Rs. 923.0000 = Rs. 923.
Question 332 Marks
A tin of oil weights 16.8kg. What is the weight of 45 such tins of oil?
Answer
View full question & answer→Weight of one tin of oil = 16.8kg
Weight of 45 tins = 16.8 × 45kg = 756.0kg = 756kg
Weight of 45 tins = 16.8 × 45kg = 756.0kg = 756kg
Question 342 Marks
Divide:
12 by 8
12 by 8
Answer
View full question & answer→$12\div8=\frac{12}{8}=1.5$
Question 352 Marks
Find the product:
0.54 × 0.27
0.54 × 0.27
Answer
View full question & answer→0.54 × 0.27 = 0.1458 {Sum of decimal places = 2 + 2 = 4}
Question 362 Marks
Divide:
6.612 by 11.6
6.612 by 11.6
Answer
View full question & answer→$6.612\div11.6=\frac{6.612}{11.6}$ $=\frac{6.612\times10}{11.6\times10}=\frac{66.12}{116}$ Now, we have
$\therefore\frac{6.612}{11.6}=\frac{66.12}{116}=0.57$
$\therefore\frac{6.612}{11.6}=\frac{66.12}{116}=0.57$
Question 372 Marks
1 metre of cloth costs Rs. 108.50. What is the cost of 18.5 metres of this cloth?
Answer
View full question & answer→Cost of one metre of cloth = Rs. 108.5 0 Cost of 18.5 metres of cloth = Rs. 108.50 × 18.5 = Rs. 2007.250 = Rs. 2007.25
Question 382 Marks
Divide:
2.575 by 25
2.575 by 25
Answer
View full question & answer→$2.575\text{ by }25=\frac{2.575}{25}=0.103$
Question 392 Marks
Divide:
403.8 ÷ 30
403.8 ÷ 30
Answer
View full question & answer→$403.8 \div 30=\frac{403.8}{30}=\frac{403.8\times10}{30\times10}$
$=\frac{403.8}{3\times100}=\frac{13.46}{100}$
$=13.46$
$=\frac{403.8}{3\times100}=\frac{13.46}{100}$
$=13.46$
Question 402 Marks
Find the product:
104.06 × 75
104.06 × 75
Answer
View full question & answer→104.06 × 75 = 7804.50 (Two places of decimal)
= 7804.5
= 7804.5
Question 412 Marks
Find the product:
3.45 × 6.3
3.45 × 6.3
Answer
View full question & answer→3.45 × 6.3 = 21.735 {Sum of decimal places = 2 + 1 = 3}
Question 422 Marks
Divide:
31 by 40
31 by 40
Answer
View full question & answer→$31\div40=\frac{31}{40}=0.775$
Question 432 Marks
Divide:
6.54 by 12
6.54 by 12
Answer
View full question & answer→$6.54\text{ by }12=\frac{6.54}{12}=0.545$
Question 442 Marks
Divide:
3.28 by 0.8
3.28 by 0.8
Answer
View full question & answer→$3.28\div0.8=\frac{3.28}{0.8}$ $=\frac{3.28\times10}{0.8\times10}=\frac{32.8}{8}$ Now, we have
$\therefore\frac{3.28}{0.8}=\frac{32.8}{8}=4.1$
$\therefore\frac{3.28}{0.8}=\frac{32.8}{8}=4.1$
Question 452 Marks
Divide:
0.768 by 16
0.768 by 16
Answer
View full question & answer→$0.768\text{ by }16=\frac{0.768}{16}=0.048$
Question 462 Marks
Convert the following as a mixed fraction:
6.004
6.004
Answer
View full question & answer→$6.004=\frac{6004}{1000}=\frac{6004\div4}{1000\div4}$
$=\frac{1501}{250}=6\frac{1}{250}$
$=\frac{1501}{250}=6\frac{1}{250}$
Question 472 Marks
Divide:
2.0484 by 0.18
2.0484 by 0.18
Answer
View full question & answer→$2.0484\div0.18=\frac{2.0484}{0.18}$ $=\frac{2.0484\times100}{0.18\times100}=\frac{204.84}{18}$ Now, we have
$\therefore\frac{2.0484}{0.18}=\frac{204.84}{18}=11.38$
$\therefore\frac{2.0484}{0.18}=\frac{204.84}{18}=11.38$
Question 482 Marks
Find the weight of 16 bags of sugar, each weighing 48.450kg.
Answer
View full question & answer→Weight of one bag = 48.450kg
Weight of 16 bags = 48.450 × 16 = 775.200kg
Weight of 16 bags = 48.450 × 16 = 775.200kg
Question 492 Marks
Divide:
117.6 by 21
117.6 by 21
Answer
View full question & answer→$117.6\text{ by }21=\frac{117.6}{21}=5.6$
Question 502 Marks
Find the product:
2.4 × 1.5 × 2.5
2.4 × 1.5 × 2.5
Answer
View full question & answer→2.4 × 1.5 × 2.5 = 9.000 = 9 {Sum of decimal places = 1 + 1 + 1 = 3}