a 9) P and Q can do a work in 12 days. Q and R can do the same work in 16 days, and R and P can do it in 24 days. Find the time in which P, Q and R can finish the work together. a. 9(3/4) days b. 10 days c. 11(1/4) days d. 10(2/3) days
Answers
Answered by
1
Answer:
D
Step-by-step explanation:
Take LCM OF 12, 16 AND 24. =48
LET TOTAL WORK EQUAL TO 48
P+W Eff = 48/12 = 4
Q+R eff = 48/16 = 3
R+S eff = 48/24 = 2
eff of P+Q+R = 4+3+2/2= 9/2
Req Days = 48/9/2= 96/9= 32/3= 10 2/3
Similar questions