A man’s age is p% of what it was 20 years ago but q% of what he will be after 10 years. What is his present age?
Divide 243 in three points, so that half of I part, 1/3rd of II part and 1/4th of the III part shall be equal.
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The sum of the digits of a two digit number is 8. The difference between these numbers and the number obtained by reversing it is 18. Find the two digit number.
What is the value of x + y in the solution of the equations?
A railway half ticket costs half the full fare but the reservation charges are the same for half ticket as well as for full ticket. one reserved first class ticket for a journey between two stations is Rs. 362 and one full and one half reserved first class tickets cost Rs. 554. The reservation charges are:
Points A and B are 60 km apart. A bus starts from A and another from B at the same time. If they go in the same direction they meet in 6 hours and if they go in opposite direction they meet in 2 hours. The speed of the bus with greater speed is:
The equations ax + b = 0 and cx + d = 0 are consistent, if
The system of equations 3x + y – 1 = 0 and 6x + 2y – 2 = 0.
If from twice the greater of the two numbers 20 is subtracted, the result is the other number. If from twice the smaller number 5 is subtracted, the result is the first number. The largest number is:
The sum of two numbers is 80. If the larger number exceeds four times the smaller one by 5. Then the smaller number is
A man has some hens and cows. If the number of heads be 48 and number of feet equals 140, the number of hens will be:
From a two digit number, sum of whose digits is 10, if 18 is subtracted, digits of the num are reversed. Then the number is:
314 videos170 docs185 tests

314 videos170 docs185 tests
