Question

vii. By selling a fan for Rs. 1200. Karim loses Rs. 200. A what price he must sell it to

gain 10%.

viii. Find the gain or loss % when CP = Rs. 50 and SP Rs. 42

ix. 20% of 700 boys in a school take commerce . how many boys take commerce?

x. If 15% of 40 is greater than 25% of a number by 2 find the number.​

Answer 1

Answer:

7 answer is 1320

Step-by-step explanation:

because when we multiply 1200*10/100

Answer 2

Answer:

1 ) ⇒S.P=1400+140=Rs1540

∴S.P=Rs 1540

2) Loss% = 8x100/50

= 16 %

Step-by-step explanation:

2) ↴

--->C.P. = Rs. 50

S.P.=Rs. 42

Loss = C.P. - S.P.

= Rs.50 - Rs.42

= Rs.8

Loss% = 8x100/50

Loss% = 8x100/50= 16 %

3)↴

Total students ➪ 700

commerce students ➪ 20% of 700

$➪ \frac{20}{100} \times 700$

$➪ \frac{1}{5} \times 700$

$➪ 140 \: students \: of \: commerce$