Find the value of P + Q ÷ R x S, if P = (100 ÷ 2), Q = (800x 1), R = (40x 2) and S = (2 + 5). A100 B120 C80 D750

(B):

P = (100 ÷ 2)=50

Q = (800x 1) = 800

R = (40x 2) = 80

S = (2 + 5) = 7

Therefore, P + Q ÷ R x S =50 + 800 ÷ 80 x 7 = 50 + 10 x 7 =50 +70 = 120