Murad can do a piece of work in 33 hours. If he is joined by Joel who is 100% more efficient, in what time will they together finish the work?
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1/4 of 12?
1/4 of 12
= 1/4 x 12
= 3
Hence, 1/4 of 12 = 3.
A bag has Rs 30.8 in the form of 1 rupee, 50 paise and 10 paise coins in the ratio of 6:3:2. What is the number of 50 paise coins?
If length of each side of a rhombus PQRS is 8 cm and ∠PQR = 120°, then what is the length (in cm) of QS?
The cost price of 25 books is equal to the selling price of 20 books. The profit percent is
4 years ago, the respective ratio between 1/2 of A’s age at that time and four times of B’s age at that time was 5 : 12. Eight years hence 1/2 of A’s age at that time will be less than B’s age at that time by 2 years. What is B’s present age ?
If the least common multiple of two numbers, 1728 and K is 5184, then how many values of K are possible?
What is the value of sin (630 + A) + cos A?
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