Question
Divide : $10 m n^2-15 m^2 n^2+5 m^3 n$ by $-5 m n$
✓
Answer
$-2 n+3 m n-m^2$
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→(i) A secured 56 marks out of 80 . $\quad$ (ii) B secured 108 marks out of 150 .
(iii) C secured 51 marks out of 75 . $\quad$ (iv) D secured 87 marks out of 120 .
1. Which of the four friends had the best performance?
(a) A $\quad$(b) B $\quad$(c) C $\quad$(d) D
2. C got his test paper re-evaluated and his score increased by $12 \%$. His new score is :
(a) 56 $\quad$(b) $57 \cdot 5$ $\quad$(c) 58 $\quad$(d) 60
3. If the pass percentage in A's test was $40 \%$, how many percent more marks did he obtain than the passing marks ?
(a) $32 \%$ $\quad$(b) $40 \%$ $\quad$(c) $60 \%$ $\quad$(d) $75 \%$
4. If D obtained 45 marks more than the passing marks, then what was the pass percentage in his test?
(a) $34 \%$ $\quad$(b) $35 \%$ $\quad$(c) $38 \%$ $\quad$(d) $40 \%$
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