Q1.If x – y : y – z : z – k = 2 : 3 : 5, then what is the value of
z : (x + k)?
(a) 1 : 2
(b) 2 : 1
(c) 1 : 3
(d) 1 : 4
Q2.The average of 19 results is 111. If the average of ﬁrst 10 results is 82 and that of the last 10 results is 129, then what will be the 10 result?
Q3.Eleven friends spent Rs 19 each on a tour and the twelfth friend spent Rs 11 less than the average expenditure of all twelve of them. What is the total money (in Rs) spent by them?
Q4.Atul sells 12 pencils at Rs 400. If there is a loss equal to the cost price of 4 pencil, then what is the cost price (in Rs) of a pencil?
Q5.A trader gets 25% proﬁt by selling an article. If he buys at half the rate and sells at the same selling price as before, then what will be his percentage proﬁt?
Q6. A is 16.66% less than B. If value of A is 500, then what is the value of B?
Q7. If the side of a cube is increased by 20%, then what will be the percentage increase in the volume of cube?
Q8. Two trains are moving in the same direction at speed of 60 km/hr and 70 km/hr. The time taken by faster train to cross a man sitting in the slower train is 2 minutes 42 seconds. What will be the length (in metres) of the faster train?
Q9. Two people A and B are at a distance of 110 km from each other at 10:30 AM. After 30 mins, A starts moving towards B at a speed of 20 km/hr while at 12 PM. B starts moving away from A at a speed of 15 km/hr. At what time (in AM) will they meet on the next day?
Q10. A certain sum becomes 4 times in 7 years, at simple interest, then in how many years it will become 16 times?
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