A public sewer line is being installed along 80(1/4) m of road. The supervisor says that the labourers will be able to complete 7.5 m in one day. How long will the project take to complete

Solution:

Total length of a sewer line = 80(1/4) m = 321/4 m

In 1 day = 7.5 m long sewer line completed

321/4 m long sewer line completed in = 1/7.5 × 321/4

= 10/75 × 321/4

= 3210 / 300

= 10.7

= 11 days

✦ Try This: A public sewer line is being installed along 90(1/4) m of road. The supervisor says that the labourers will be able to complete 8.5 m in one day. How long will the project take to complete?

To solve the above problem you can follow the fractions and decimals rules to get the required answer.

☛ Also Check: NCERT Solutions for Class 7 Maths Chapter 2

NCERT Exemplar Class 7 Maths Chapter 2 Exercise Problem 94

A public sewer line is being installed along 80(1/4) m of road. The supervisor says that the labourers will be able to complete 7.5 m in one day. How long will the project take to complete

Summary:

The project will approximately take 11 days to complete

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