Exams

National Deworming Day is observed in India on

Findout the odd word/letters/number/number pair from the given alternatives.

30 litres of salt solution contains 5% salt. How many litres of water must be added so as to get a resultant solution containing 3%salt?

A book is sold at three successive discounts of 20%, 20% and 10%. What is the net discount (in percentage)?

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

Placing different things in order to create an interesting effect

In a triangle PQR, PX, QY and RZ be altitudes intersecting at O. If PO = 6 cm, PX = 8 cm and QO = 4 cm, then what is the value (in cm) of QY?

If A, B and C can do a job working alone in 12, 18 and 36 days respectively. They all work together for 2 day, then B quits. How many days will A and C take to finish rest of the job?

If [7(5x/3 - 3/2)]/2 + 3/2 = 1/4, then what is the value of x?