Quantitative Sk...

If the 6-digit numbers x35624 and 1257y4 are divisible by 11 and 72 respectively, then what is the value of (5x-2y)?

The marked price of a radio is 20% more than its cost price. If a discount of 10% is given on the marked price, the gain per cent is:

Three cards are drawn at random one after another from an ordinary pack of cards. Find the probability that they will consist of a king, a queen and an ace.

How many different salads can be made from onion, cucumber, tomato, and carrot?

The speed of a boat in still water is 12 km/hr more than that of current. If the speed of the current is 1.25x km/hr and the time taken by the boat to cover 160 km in downstream is 5 hours then find the value of ‘x’.

The total number of students who cleared both the examinations together in 2014 is approximately what percent of the total number of students who cleared both the examination together in 2017? (Number of students who applied in 2014 is 50% less than the number of students who applied in 2017)

The total number of students who applied in 2017 was 7.5 lakhs and the respective ratio of the number of students who applied RRB Scale I and RRB assistant 7:8 then find the respective ratio of the number of students who cleared RRB Scale I examination in 2017 and the number of students who cleared RRB assistant examination 2017 ?

If the total numbers of students appeared in RRB Scale I in 2016 was 2.5 lakhs then how many of them had cleared the RRB Scale I examination in 2016?

What is the respective ratio of the total number of students who cleared RRB Scale I examination over the years and the total number of students who cleared RRB Assistant examination over the years? (the total number of students applied for RRB Scale I examination over the years is 75% the total number of students applied for RRB Assistant examination over the years)

If in an A.P., first term is 20 and 12^th term is 120 . Find the sum up to 12^th term.