Question

In a class of 45 students, 30 are girls. Find the ratio of the number of boys to the total number
of students.​

Answer 1

Answer:

The answer is 1:3

Step-by-step explanation:

The number of boys: 45-30=15

So, to find the ratio we will do= total number of boys/total number of students

Therefore the answer is= 15/45=1/3

Hence, the answer is= 1:3

Answer 2

Step-by-step explanation:

QᴜᴇsᴛɪᴏN࿐The mass of a block of wood is 87.2g and its volume is 25 cubic centimetre. Find its density in kg/m3.

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