What is the unit digit of 15+25+35+...+205 ?
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The sum of 6xy(2x - 4z) , 3yz(2x - 3z) and 4xz(3y - 2y2) is
If x + 1/x = √13, then 3x(x2-1) equal to
The ratio of number of boys and girls in a school of 720 students is 7 : 5 . How many more girls should be admitted to make the ratio 1 : 1 ?
If 2cosec2A = x, then the value of x is
A train crosses a 375 m long platform in 27 seconds. How long was the train if it was travelling at the speed of 70 kmph?
A train starts from a place A at 8:00 a.m. and arrives at another place B at 1:30 p.m. on the same day. If the speed of the train is 30 km/hr, then what will be the distance (in km) covered by the train?
Profit of Rs 1,03,500 has to be divided between three partners A, B and C in the ratio 11:7:5. How much amount (in Rs) does B get?