Question

the blank:
unit.
i. If two ratios are said to be equal, then they are in
ii. Two quantities can be compared if they are in
iii. The value of (-6) (-3) × (-1) x (5) × (-3) is
iv. (12x15) x 5 = 12 x ( ___x 5).
v. The sum of the rational number and is
-8
- 4
19
57​

Answer 1

Answer:

1.Four quantities are said to be in proportion, if the ratio of first and second quantities is equal to the ratio of third and fourth quantities. If two ratios are equal, then we say that they are in proportion and use the symbol ':: ' or '=' to equate the two ratios.