Jharne De and Ranjana Kumar Solutions for Chapter: Rational Numbers, Exercise 7: HOTS (Higher Order Thinking Skills)

Sumiran and Mary jog every morning. This morning Sumiran met Mary after running $\frac{7}{10}$ $\mathrm{km}$. She stopped and chatted for a minute. Then she jogged $\frac{1}{4} \mathrm{km}$ more. Did Sumiran jog more than $1 \mathrm{km}$? 

Sumiran and Mary jog every morning. This morning Sumiran met Mary after running $\frac{7}{10}$ $\mathrm{km}$. She stopped and chatted for a minute. Then she jogged $\frac{1}{4} \mathrm{km}$ more. How far did Sumiran jog?

A carpenter used $\frac{5}{6}$ of a can of paint to paint 15 chairs. He used the same amount of paint for each chair. How many cans of paint did he use for each chair?

Manu's dog eats $\frac{9}{10}$ kilograms of dog food each day. How much dog food will the dog eat in $13$ days?