| Aptitude Previous Year Question| OSSC CGL,BSSO,SI | Set – 1 |

2 men and 3 boys can do piece of work in ys while 3men and 2boys can do the same work in 612 days .In how manyd ays can 5men and 5boys do the work?

what is the 25% of 50% of 75% of 80 % of 4520 ?

Antonio can finish a work in 66 days and Brady can do the same work in 132 days .On working together they will complete the same work in how many  days?

Find the fraction of 0.5055555….

XYZ mixes 48 kg of rice worth rs 55 per kg with 52kg of rice worth rs.75 per kg. At what rate should he sell the mixtureto gain 20% ?

Simple interest on a sum at 20% per annum  for 2years is 560 .Findthe same r the amount under compound interest on the same sum for the same period and the same rate of interest .

If the airthmetic mean of 13 observations 427,428,430,421,429,423,425,420,428,429,X,423,427 is 414. Find the value of X in the observations.

From a group of 31 men 19 women , 3persons are selected at random. Find  the probability that out of the selected three persons , two are women and one is a man.

A lent part of rs 26000 to X at 9% simple interest and the rest  to Y at 4% simple interest . After 5 years , if he got an amount of rs 33800 in total , then what is the amount lent to Y ?

What is 30% of 40% of 150% of 200% of 360 ?

A 595 liter of mixture contains milk and water in the ratio 17:18 . How  much milk must be  added to the mixture so that it contains milk and water in the proportion 3:2 ?

Q complete a journey in 81 hours . She travels first half of the journey at the rate of 78kmph and second half at the rate of 84kmph. Find the total distance  of the entire journey

A train takes 59 seconds to cross a bridge of length 55 m. If the same train takes 54 seconds to cross a man standing on the bridge, find the lengh of the train.

18a=19b and 21b=18c find a:b:c.

The ratio of two numbers is 8:9 and their sum is 935 .Find the greater of two  number ?

In what ratio must a grocer mix two varieties of pulses costing rs 75 and 96 per kg respective so as to get a mixture worth rs 83 per kg ?

A sum of money invested at simple interest triple itself in 19 years . In how many years will become 21 times itself at the same rate of interest ?

If the average of three consecutive even number is 270, find the largest of these numbers .

The marked price  on an item was Rs.3700 but the shopkeeper offereda double discount of 20% and 15% . How much did he finally sell the item for ?