Question

1) Thrice a number equal to 90. Find the number?​

Answer 1

Answer:

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Step-by-step explanation:

Then according to the problem we have,

3x+9=45

or, 3x=36

or, x=12.

So the whole number is 12.

Answer 2

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......... 30

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let the number be x

now according to question

3x = 90

x = 90/3

x = 30