Question

the average monthly income of P and q is 5050.the average monthly income of q and r is 6250. the average monthly income of p and r is 5200.than monthly income of p is?
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Answer 1

Answer:

4050

Step-by-step explanation:

(p+q)/2 = 5050 => p+q = 10200

(q+r)/2 = 6250 => q+r = 12500

(p+r)/2 = 5200 => p+r = 10400

In above three equations add 1st & 3rd then subtract 2nd

2p = 20600 - 12500 = 8100

p = 4050