If
(A) 0
(B)
(C) 1
(D) a
In an alloy, the ratio of copper and zinc is 7 : 6. If 1,450 gm. of zinc mixed with in 14 kg 300gm. of an alloy, then the ratio of copper and zinc will be
(A) 26:27
(B) 22: 23
(C) 23:26
(D) 25: 21
Two pipes A and B can fill a tank in 3 hours and 5 hours. Then, if all three are open, the tank is filled in 30 hours. Find in how many hours a third pipe will empty the tank?
(A) 4 hours
(B) 2 hours
(C) 8 hours
(D) 6 hours
A man can swim at the rate of 3 km/hr. in still water. Then, if speed of the stream is 2 km/hr., then in what time he will cover a total distance of 5 km in with the stream and against the stream?
(A) 6 hours
(B) 6.5 hours
(C) 4 hours
(D) 5 hours
What is the value of ½ % in decimals ?
(A) 0.0005
(B) 0.005
(C) 0.05
(D) 0.5
A sum of Rs. 6400 amounts to Rs. 6724 at 10% p.a. compounded quarterly. Find the time period.
(A) 2 years
(B) 3 years
(C) 3/4 year
(D) 1/2 year
Neena and Meena started a business with investment of Rs. 30,000 and Rs. 45, 000 Respectively. What will be the share of Meena from the profit of Rs.1,50,000 after 2 years?
(A) Rs. 30,000
(B) Rs. 45,000
(C) Rs. 75,000
(D) None of these
A watch is sold on 20% discount and there is 15% extra discount on cash payment. If Selena purchased it in Rs. 2380 cash payment, then what was the marked price of the watch?
(A) Rs. 4000
(B) Rs. 3500
(C) Rs. 4200
(D) Rs. 3000
Waking 3/4 of his normal speed, a man is 24 minutes late in reaching his office. The usual time taken by him to cover the distance between his home and office:
(A) 68 minutes
(B) 72 minutes
(C) 60 minutes
(D) 64 minutes
A sum of ₹ 3000 yields an interest of ₹ 1080 at 12% per annum simple interest in how many years ?
(A) 4 Years
(B) 3 Years
(C) 5 years
(D) 2½ Years
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