Question

There are 20 e-scooters and cars parked outside a shopping mall.
There are a total of 60 wheels altogether.
How many e-scooters are there?

Answer 1

Calorific Value = ? Thus, 0.1 H kJ/kg is the calorific value of the fuel.

Answer 2

Answer:

Let's x is no. Of cars and y is the no. Of bikes.

Since cars are having 4 wheels and bikes are having 2, from the given data we can write.

4x+2y=200

2x+y=100….. (1)

x+y=70…….. (2)

From eqn 1 and 2..

No. Of cars =30 and the no. Of bikes will be 40