Work out 3.7 x 8

(a)  

What is double of 4.8?

(a)  

What is triple of 6.2?

(a)  

What is four times of 6.2?

(a)  

A car has a length of 3.2 meters. A truck is four times the length. What is the length of the truck and car together?

(a)  

A table weighs 5.2 kg. A chair weighs 3.7 kg. What is mass of 7 of the identical tables and 9 identical chairs altogether?

(a)