Question

L. FILL IN THE BLANKS:
1. Two ratios can be compared only if they are in
2. The ratio of 90 mins to 20 mins is
3. Cost of 6 cans of juice is $210 then the cost of 4 cans of juice is
%
3
5. 30% of 50 =
11.ANSWER THE FOLLOWING:
6. Write the following percentages in its simplest form.
a) 40%
b) 82%
7. There are 45 persons working in an office. If the number of females is
25 and the remaining are males, find the ratio of the number of females
to the number of males.
8. Find the ratio of 40cm to 1.5m.​

Answer 1

1. proportional
2. 9:2
3. $140
4. .
5. 15
6. a) 40/100=2/5 b) 82/100=41/50
7. female : male

25:20

5:4

8. 40:150

4:15