Question

The average weight of P, Q and R is 45 kg. If the average weight of P and Q be 36.5 kg and that of Q and R be 52 kg, then what is the weight (in kgs) of Q?

A) 42 B) 44 C) 46 D) 48

Answer 1

Step-by-step explanation:

Total Weight. = 45 × 3 = 135 kg

Weight of P , Q = 36.5 × 2 = 73 kg

Weight of Q , R = 52 × 2 = 104 Kg

Let all In One Condition

P + Q + Q + R = 73 + 104

P + 2Q + R = 177 kg

P + Q + R = 135 kg

So,

Q = 177 - 135 Kg

= 42 Kg Is Your Answer...