﻿ Find the ratio of the following: (a) Speed of a cycle 15 km per hour to the speed of scooter 30 km per hour. (b) 5 m to 10 km (c) 50 paise to Rs 5 from Mathematics Comparing Quantities Class 8 Manipur Board

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Convert the following ratios to percentages.
(a) 3 : 4 (b) 2 : 3

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# Find the ratio of the following:(a) Speed of a cycle 15 km per hour to the speed of scooter 30 km per hour.(b) 5 m to 10 km(c) 50 paise to Rs 5

In a ratio, the quantities are in the same unit. If they are not in the same units, then first we convert them in the same unit.

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72% of 25 students are good in Mathematics. How many are not good in Mathematics?

72% of 25 are good in Mathematics.

∴ (100 - 72)% of 25 students are not good in Mathematics.

or 28% of 25 students are not good in Mathematics

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A football team won 10 matches out of the total number of matches they played. If their win percentage was 40, then how many matches did they play in all?

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If Chameli had Rs 600 left after spending 75% of her money, how much did she have in the beginning?

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