Question

7. The S.P and C.P of an article differ by Rs 200. If the profit is 10%, then the
S.P is
a. Rs.2000
b. Rs.2200
c. Rs.2100
d. Rs.2408
8. The number by which ( -8)1 should be multiplied so that the product may be
equal to (10) -' is
a. 6
b. 2/5
c. -2
d. -4/5
9. The sum of two rational number-3. If one of the numbers is -10/3, the other
number is
a. -17/3
b. -1/3
c. 11/3
d. 1/3
10. The reciprocal of the rational number - 7/2 is
a. 7/2
b.-2/7
c. 4/7
d. 1
​

Answer 1

Answer:

a.2000

b.-4/5

Step-by-step explanation:

i think so , for7,8 this could be right answer