For the following questions answer them individually
If a and b are odd numbers, then which of the following is even ?
$$2^{16} - 1$$ is divisible by
The average of five numbers is 34.4. The average of the first and the second number is 46.5. The average of the fourth and the fifth number is 18. What is the third number ?
What is the least number which, when divided by 5, 6, 7, 8 gives the remainder 3 but is divisible by 9 ?
Three numbers are in the ratio 3 : 4 : 5. The sum of the largest and the smallest equals the sum of the second and 52. The smallest number is
If the radius of a circle is increased by 50%, its area is increased by
A and B working separately can do a piece of work in 9 and 12 days respectively. If they work for a day alternately with A beginning, the work would be completed in
A and B together can do a work in 10 days. B and C together can do the same work in 6 days. A and C together can do the work in 12 days. Then A, B and C together can do the work in
A does half as much work as B in three fourth of the time. If together they take 18 days to complete a work, how much time shall B take to do it alone ?
If a wire is bent into the shape of a square, then the area of the. square so formed is 81cm2. When the wire is rebent into a semicircular shape, then the area, (in cm2) of the semicircle will be
Day-wise Structured & Planned Preparation Guide
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