Question

9. The length and breadth of a rectangle
1 m respectively. If its length increases by 10%, find
the percentage increase in its area.
2
5
instead of
10. Dinesh multiplied a number by 2/5 instead of 5/2 what is the percentage error
11. A number is increased by 30% and then decreased by 30 percent. find the net increase and decrease
12. 39% of students in Class 8 chose to do a write
up on some famous personality. If there are 404
students in Class 8, find the approximate number
of students who chose to do a write up?
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Answer 1

your question is so large write in easy manner

Answer 2

Step-by-step explanation:

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