1 . A, B and C earn Rs.120 per day while A and C earn Rs.80 per day and B and
C earn Rs.66 per day. Find C?s earning only.
2 . If two pencils cost 8 cents, then how much do 5 pencils cost?
3 . In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together?
4 . A two digit number is less than 3 times the product of its digits by 8 and the digit
in the ten?s place exceeds the digit in the unit?s place by ?2?.Find the number.
5 . 30 students joined a computer institute. 25 took VC ++ and 20 took
ORACLE. How many chose both VC ++ and ORACLE?
6 . At a special sale, 5 tickets can be purchased for the price of 3 tickets. If 5 tickets are purchased at the sale, the amount saved will be What percent of the original price of the 5 tickets?
7 . A decorator bought a bolt of d m number of red chips in any one stack?
8 . A bus started from bustand at 8.00am, and after staying for 30 minutes at a destination, it returned back to the busstand. The destination is 27 miles from the busstand. The speed of the bus is 18mph. During the return journey bus travels with 50% faster speed.At what time does it return to the busstand?
9 . Two pipes A & B can fill a tank in 24 min and 32 min respectively. If both the pipes are opened simultaneously, the time after which B should be closed so that tank is filled in 18 minutes would be?
10 . A digital wristwatch was set accurately at 8.30 a.m and then lost 2 seconds every 5 minutes. What time was indicated on the watch at 6.30 p.m of the same day if the watch operated continuously that time ?
11 . Two coal loading trucks handle 9000 tonnes of coal at an efficiency of
90% working 12 hours per day for 8 days. How many hours a day, 3 coal
loading trucks should work at an efficiency of 80% so as to load 12000 tonnes
of coal in 6 days.
12 . A contractor agreeing to finish a work in 150 days, employed 75 men each working 8 hours daily. After 90 days, only 2/7 of the work was completed. Increasing the number of men by ________ each working now for 10 hours daily, the work can be completed in time.
13 . What is the number whose 30% is 150
14 . Two taps can fill a tank in 24 minutes and 30 minutes respectively. Both of them are opened together, but the first tap is turned off after 8 minutes. Now find how long would the second tap take to fill the tank.
24 1/2 min
13 1/4 min
13 2/3 min
15 . Four litres of phenol is drawn from a can. It is then filled water. Four litres of
mixture is drawn again and the bottle is again filled with water. The quantity of
phenol now left in the bottle is to that of water is in the ratio 36:13. How much
does the bottle hold?
16 . A man bought a horse and a cart. If he sold the horse at 10 % loss and the cart at 20 % gain, he would not lose anything; but if he sold the horse at 5% loss and the cart at 5% gain, he would lose Rs. 10 in the bargain. The
amount paid by him was Rs._______ for the horse and Rs.________ for the cart.
100 , 200
17 . A motorist travels from P to Q in the rate of 30 km/hr and returns from Q to P at
the rate of 45 km/hr. If the distance PQ = 120 km. Find the average speed for the
18 . The length of the side of a square is represented by x+2. The length of the side of an equilateral triangle is 2x. If the square and the equilateral triangle have equal perimeter, then the value of x is _______.
19 . Raju sold a fan at a loss of 7%. Had he sold it for Rs.48 more, he would have gained
5%, what was the original selling price of the fan?
20 . 4 men or 8 women can do a piece of work in 24 days. In how many days, will
12 men and 8 women do the same work?