The correct option is B 5
Quantity of rice required by a family in one month = 35 kg
We know that,
1 month has nearly 4 weeks.
Quantity of rice required by the family in one week
= 35 ÷ 7
By repeated subtraction method
= 35 - 7 -7 - 7 - 7 - 7 = 0
7 is subtracted 5 times.
35 ÷ 7 = 5