Question

9. Write in a better way:
(a) I am 15 years 3 months 8 days old.
(b) 2830145 teachers are working in primary schools in a country.
(c) 4892 persons attended the function.
(d) I spent 8110 on buying a suit.​

Answer 1

The answers are as follows:

A. My age is over 15 years.

B. More than 2800000 teachers are working in primary schools in a country.

C. About 4900 people attended the function.

D. I spent more than 8100 on buying a suit.

Note

• In the given exercise, we need to write the given sentences in a better format. Mathematically speaking, we need to estimate the rounded-off values and write down the sentences.

• In a and d, the second place holds a number less than five. Thus, it is rounded off to a lower number.

• In b, the third place holds a number less than five. Thus, it is rounded off to a lower number.

• In c, the second place holds a number greater than five. Thus, it is rounded off to a greater number.

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