Directions (2-3): Time taken by car P to cover a certain distance is 50% more than the time taken by car Q to cover the same distance. Car P and another car R starts simultaneously from a same point in same direction. After 1 hour, car Q starts in the same direction as that of car P and R. Q overtakes P in ‘x’ hours and R in ‘x+1.5’ hours.
Q2. If speed of car P is 120 km/hr, then what is the speed of car R.
(a) 120 km/hr
(b) 140 km/hr
(c) 100 km/hr
(d) 75 km/hr
(e) 80 km/hr
Q4. A man invested Rs. P at the rate of 10% per annum for three years on SI and Rs. Q at the rate of 20% per annum for two years on CI. If ratio of total SI to total CI get by man is 5:11, then which possible values will come in the place of P & Q?
(A) 1200 and 1800
(B) 600 and 900
(C) 400 & 800
(D) 300 & 450
(a) Only (A) & (B)
(b) Only (A) & (D)
(c) Only (B) & (D)
(d) All, (A), (B), (C) & (D)
(e) Only (A), (B) & (D)
Solutions
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