Question

Rajeeb, Debangana, Masum and Tajmira can do 150 sums in 6 days. Let us find, in how many day will Rajeeb and Tajmira finish 250 sums if each of them does equal number of sums everyday. ( In Unitary Method )​

Answer 1

Answer:

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Answer 2

Answer:

10 days

Step-by-step explanation:

150 sums in =6 days

1 sum=6÷150 days

250 sums=$\frac{6}{150}$×250

               = 10 days

Direct variation

Increase in sums means increase in days

∴10 days will be required to do 250 sums.