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In the given number series only one number is wrong. Find out the wrong number.
12, 18, 36, 72, 270, 945
In this question two equations I and II are given. You have to solve both the equations and choose the right option.
I. x2 + 28x + 192 = 0
II. y2 + 19y + 88 = 0
I. x2 = 729
II. y =
What should come in place of question mark (?)
32.3 × 34.6 × 92.1 ÷ 272.1 = 3?
8426.2 + 842.62 + 84.26 +8.42 = ?
84% of 684 + 32% of 1682 = ?
The students in the three classes are in the ratio 3 : 5 : 7 If 10 students are increase in each class. The ratio changes to 5 : 7 : 9, originally the total number of students was–
If a number x is 35% less than another number y and y is 25% more than 136, then x is equal to–
A will reach his destination at 4 pm if he travels at 20 km/hr. He will reach there at 1 pm if he travels at 25 km/hr. At what speed he should travel to reach there at 2 pm?
The sum of the digits of a two digit number is 9. If the digits are reversed, the number is decreased by 45. Find the number.
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