Skip to content
Philoid
Browse Saved
Back to chapter
Maths
8. Comparing Quantities
Home · Class 8 · Maths · Ref. Book · 8. Comparing Quantities
Prev
Next
Q15 of 45 Page 8

There is a continuous growth in population of a village at the rate of 5% per annum. If its present population is 9261, what it was 3 years ago?

Given,


Present population of village = 9261


Continuous growth rate = 5%


Let 3 years ago population of village was = X


So,


=


=


= X = = 8000


Hence,


3 years ago population of village was = 8000

More from this chapter

All 45 →
13

Amit borrowed Rs. 16000 at 17 1/2 % per annum simple interest. On the same day, he lent it to Ashu at the same rate but compounded annually. What does he gain at the end of 2 years?

14

What sum will amount to Rs. 4913 in 18 months, if the rate of interest is 12% per annum, compounded half-yearly?

16

The cost of a T.V. set was quoted Rs. 17000 at the beginning of 1999. In the beginning of 2000, the price was hiked by 5%. Because of decrease in demand the cost was reduced by 4% in the beginning of 2001. What was the cost of the T.V. set in 2001?

17

Prachi bought medicines from a medical store as prescribed by her doctor for Rs 36.40 including 4% VAT. Find the price before VAT was added.

Questions · 45
8. Comparing Quantities
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved