Question

quantity of led
EXERCISE 78
26
Find the fraction.
5
4. A
A number when added to its hall gives 72. Find the number.
5. A number added to its two-thirds is equal to 55. Find the number
6. A number when multiplied by 4. exceeds itself by 45. Find the number
Hint. (-21) 171-2).
1. Tvice a number when decreased by 7 gives 45. Find the number,
2. Thrice a number when increased by 5 gives 44. Find the number:
3. Four added to twice a number yields
7. A number is as much greater than 21 as it is less than 71. Find the number​

Answer 1

a shopkeeper purchased 200 bulbs 4 rs 10 each. however 5 bulbs were fused and he sold the remaining bulbs 4 rs 12 each. then the overall profit or loss will be