Question 512 Marks
Find the product:
6.032 × 124
6.032 × 124
Answer
View full question & answer→6.032 × 124 = 747.968 (Three places of decimal)
Questions · Page 2 of 2
2 Mark Question
Question 522 Marks
Find the product:
54.5 × 1.76
54.5 × 1.76
Answer
View full question & answer→54.5 × 1.76 = 95.920 = 95.92 {Sum of decimal places = 1 + 2 = 3}
Question 532 Marks
Divide:0.228 by 0.38
Answer
View full question & answer→$0.228\div0.38=\frac{0.228}{0.38}=\frac{0.228\times100}{0.38\times100}$ $=\frac{22.8}{38}=0.6$
Question 542 Marks
Find the product:
1.245 × 6.4
1.245 × 6.4
Answer
View full question & answer→1.245 × 6.4 = 7.9680 = 7.968 {Sum of decimal places = 3 + 1 = 4}
Question 552 Marks
Divide:
12.8 ÷ 500
12.8 ÷ 500
Answer
View full question & answer→$12.8 \div 500=\frac{12.8}{500}=\frac{12.8\times10}{500\times10}$
$=\frac{12.8}{5000}=\frac{25.6}{1000}$
$=0.0256$
$=\frac{12.8}{5000}=\frac{25.6}{1000}$
$=0.0256$
Question 562 Marks
Find the product:
6.54 × 0.09
6.54 × 0.09
Answer
View full question & answer→6.54 × 0.09 = 0.5886 {Sum of decimal places = 2 + 2 = 4}
Question 572 Marks
Divide:
148 by 0.074
148 by 0.074
Answer
View full question & answer→$48\div0.074=\frac{148}{0.074}$
$=\frac{1.48\times1000}{0.074\times1000}$
$=\frac{148000}{74}$
$=2\times1000=2000$
$=\frac{1.48\times1000}{0.074\times1000}$
$=\frac{148000}{74}$
$=2\times1000=2000$
Question 582 Marks
Find the product:
0.2 × 0.02 × 0.002
0.2 × 0.02 × 0.002
Answer
View full question & answer→0.2 × 0.02 × 0.002 = 0.000008
{Sum of decimal places = 1 + 2 + 3 = 6}
{Sum of decimal places = 1 + 2 + 3 = 6}
Question 592 Marks
Find the product:
0.014 × 0.46
0.014 × 0.46
Answer
View full question & answer→0.014 × 0.46 = 0.00644
{Sum of decimal places = 3 + 2 = 5}
46 × 14 = 644
{Sum of decimal places = 3 + 2 = 5}
46 × 14 = 644
Question 602 Marks
Divide:
18.08 ÷ 400
18.08 ÷ 400
Answer
View full question & answer→$18.08 \div 400=\frac{18.08}{400}=\frac{18.08\times100}{400\times100}$
$=\frac{18.08}{40000}=\frac{542}{10000}$
$=0.0452$
$=\frac{18.08}{40000}=\frac{542}{10000}$
$=0.0452$
Question 612 Marks
Convert the following as a mixed fraction:
5.6
5.6
Answer
View full question & answer→$5.6=\frac{56}{10}=\frac{56\div2}{10\div2}=5\frac{3}{5}$
Question 622 Marks
Convert the following as a mixed fraction:
12.25
12.25
Answer
View full question & answer→$12.25=\frac{1225}{100}=\frac{1225\div25}{100\div25}$
$=\frac{49}{4}=12\frac{1}{4}$
$=\frac{49}{4}=12\frac{1}{4}$
Question 632 Marks
Divide:
25.395 by 1.5
25.395 by 1.5
Answer
View full question & answer→$25.395\div1.5=\frac{25.395}{1.5}$ $=\frac{25.395\times10}{1.5\times10}=\frac{253.95}{15}$ Now, we have
$\therefore\frac{25.395}{1.5}=\frac{253.95}{15}=16.93$
$\therefore\frac{25.395}{1.5}=\frac{253.95}{15}=16.93$
Question 642 Marks
Divide:
5.52 by 16
5.52 by 16
Answer
View full question & answer→$5.52\text{ by }16=\frac{5.52}{16}=0.345$
Question 652 Marks
A small bottle holds 0.845kg of sauce. How much sauce will be there in 72 such bottles?
Answer
View full question & answer→Quantity of sauce in one bottle = 0.845kg
Quantity of sauce in 72 bottles = 0.845 × 72kg = 60.840kg
Quantity of sauce in 72 bottles = 0.845 × 72kg = 60.840kg
Question 662 Marks
Divide:
0.3322 by 11
0.3322 by 11
Answer
View full question & answer→$0.3322\text{ by }11=\frac{0.3322}{11}=0.0302$
Question 672 Marks
Divide:
28 by 0.56
28 by 0.56
Answer
View full question & answer→$28\div0.56=\frac{28}{0.56}$ $=\frac{28\times100}{0.56\times100}=\frac{2800}{56}$$=\frac{1\times100}{2}=50$
Question 682 Marks
Find the product:
11.1 × 1.1 × 0.11
11.1 × 1.1 × 0.11
Answer
View full question & answer→11.1 × 1.1 × 0.11 = 1.3431
{Sum of decimal places = 1 + 1 + 2 = 4}
{Sum of decimal places = 1 + 1 + 2 = 4}
Question 692 Marks
Find the product:
0.00125 × 327
0.00125 × 327
Answer
View full question & answer→0.00125 × 327 = 0.40875 (five places of decimal)
Question 702 Marks
A bus can cover 64.5km in an hour. How much distance can it cover in 18 hours?
Answer
View full question & answer→Distance covered by the bus in 1 h = 64.5km
$\therefore$ Distance covered in 18h = (64.5 × 18)km
= 1161km
Hence, the bus can cover a distance of 1161km in 18h
$\therefore$ Distance covered in 18h = (64.5 × 18)km
= 1161km
Hence, the bus can cover a distance of 1161km in 18h
Question 712 Marks
Divide:
39.168 by 1.2
39.168 by 1.2
Answer
View full question & answer→$39.168\div1.2=\frac{39.168}{1.2}=\frac{39.168\times10}{1.2\times10}$ $=\frac{391.68}{12}=32.64$
Question 722 Marks
Divide:
0.765 by 9
0.765 by 9
Answer
View full question & answer→$0.765\text{ by }9=\frac{0.765}{9}=0.085$
Question 732 Marks
Find the product:
0.06 × 0.38
0.06 × 0.38
Answer
View full question & answer→0.06 × 0.38 = 0.0228 {Sum of decimal places = 2 + 2 = 4}
Question 742 Marks
Divide:
0.228 by 0.38
0.228 by 0.38
Answer
View full question & answer→$0.228\div0.38=\frac{0.228}{0.38}$ $=\frac{0.228\times100}{0.38\times100}=\frac{22.8}{38}$ Now, we have
$\therefore\frac{0.228}{0.38}=\frac{22.8}{38}=0.6$
$\therefore\frac{0.228}{0.38}=\frac{22.8}{38}=0.6$
Question 752 Marks
Find the product:
6.54 × 0.09
6.54 × 0.09
Answer
View full question & answer→6.54 × 0.09 = 2.7832 {Sum of decimal places = 3 + 1 = 4}
Question 762 Marks
Divide:
0.076 by 0.19
0.076 by 0.19
Answer
View full question & answer→$0.076\div0.19=\frac{0.076}{0.19}$ $=\frac{0.076\times100}{0.19\times100}=\frac{7.6}{19}$ Now, we have
$\therefore\frac{0.076}{0.19}=\frac{7.6}{19}=0.4$
$\therefore\frac{0.076}{0.19}=\frac{7.6}{19}=0.4$
Question 772 Marks
Find the product:
3.87 × 1.25
3.87 × 1.25
Answer
View full question & answer→3.87 × 1.25 = 4.8375
{Sum of decimal places = 2 + 2 = 4}
{Sum of decimal places = 2 + 2 = 4}
Question 782 Marks
Divide:
2.13 by 15
2.13 by 15
Answer
View full question & answer→$2.13\text{ by }15=\frac{2.13}{15}=0.142$
Question 792 Marks
Find the product:
7.6 × 2.4
7.6 × 2.4
Answer
View full question & answer→7.6 × 2.4 = 18.24
{Sum of decimal places = 1 + 1 = 2}
{Sum of decimal places = 1 + 1 = 2}
Question 802 Marks
Divide:
47 by 20
47 by 20
Answer
View full question & answer→$47\div20=\frac{47}{20}=2.35$
Question 812 Marks
Divide:
19.2 ÷ 80
19.2 ÷ 80
Answer
View full question & answer→$19.2 \div 80=\frac{19.2}{80}=\frac{19.2\times10}{80\times10}$
$=\frac{19.2}{800}=\frac{19.2}{8\times100}=\frac{24}{100}$
$=0.24$
$=\frac{19.2}{800}=\frac{19.2}{8\times100}=\frac{24}{100}$
$=0.24$
Question 822 Marks
Find the product:
2.1 × 0.21 × 0.021
2.1 × 0.21 × 0.021
Answer
View full question & answer→2.1 × 0.21 × 0.021 = 0.00926
21 × 21 = 441
441 × 21 = 9261
{Sum of decimal places = 1 + 2 + 3 = 6}
21 × 21 = 441
441 × 21 = 9261
{Sum of decimal places = 1 + 2 + 3 = 6}