Question

1.Find the value of 256 x 5 x 450 + 20 x 64 x 5

2. Find the sum using associative property: 127 + (189 + 73)

4.A taxi driver filled his car petrol tank with 26 litres of petrol on Sunday, 38 litres onMonday and 36 litres on Tuesday. If the petrol costs Rs 52 per litre, how much did he spend in all on petrol?

Answer 1

Answer:

1. 582400

2. 389

3. Petrol filled on Sunday = 26 litres

Petrol filled on Monday = 38 litres

Petrol filled on Tuesday = 36 litres

Total petrol filled = 100 litres Now, Cost of 1 litre petrol = Rs. 52

Cost of 100 litres petrol = 52 × 100 = Rs. 5,200

Therefore, he spent Rs. 5,200 in all on petrol.