Question

2. Write 2 ratios equivalent to the following ratios.
a) 12:6 b)16:24 c) 6:48
d) 3:27 e)16: 64
3. Fill in the boxes.
a. 5 = 5% of .........
b. 15 = 10% of .........
c. 27 = 300% of .........
d. 1 = 2% of ..........
e. 14 = 7% of ..........
4. Which of the following ratios are proportional?
a. 1 : 3 and 6:18
b. 10: 2 and 9: 1
c. 7: 10 and 10:7
d. 1:8 and 2:16
5. Write
a. 25% as decimal
b. 13/20 as percentage
c. 85% as ratio
d. 30% as fraction
e. 0.03 as percentage
f. 0.165 as fraction
6. Lubhanshi bought a music system for 17,000 and
sold it to Himanshi at a profit of 5%. How much
did Himanshi pay for the music system?
7. The simple interest on a sum of money for 5 years
at 7% p.a. is rs 800 more than the simple interest
on the same sum for 3 years at 9% per annum.
Find the original sum of money.​

Answer 1

Answer:

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