If 11+11+11+1x = 58, then what is the value of x?
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Six years ago, the ratio of the two persons P and Q was 3 : 2. Four years hence the ratio of their ages will be 8 : 7. What is P's age?
The average height of 50 bats is 126 cm. Some bats of average height 120 cm are removed. If the new average height is 130 cm, then how many bats are remaining?
If tan 450=cot∅, then the value of ∅, in radians is
What is the value of 1.23+0.83+0.73-2.0161.351.22+0.82+0.72-0.96-0.84-0.56 =
A number exceeds its 1/6 by 30. What is the number?
Select the odd word/letters/number/number pair from the given alternatives.
What is the third proportional to 10 and 20?