# "Brain Drain"{math IQ test}       10 Questions - Developed by: - Updated on: - Developed on: - 58.942 taken - User Rating: 3.02 of 5.0 - 134 votes - 2 people like it

## Are you sure you are smart enough? Prove it..... if you can!

• 1
In how many minutes after two o'clock will the hands of the clock extend in opposite directions for the first time?
• 2
Stefanie is twice as old as Amber. In four years the sum of Stefanie and Amber will be 20. How old is Amber?
• 3
A rubber ball is made to fall from a height of 50 ft. And is observed to rebound 2/3 of its distance it falls. How far will the ball travel before coming to rest if the ball continues to fall in this manner?

• 4
What conic section is described by the following equation.
3x^2+2x-5y+7=0
• 5
What is the nominal rate of interest compounded continuously for a period of five years of an equal payment series if the capital recovery factor is equal to 0.2385787?
• 6
A bridge is ten meters above a canal. A motor boat going 3m/s passes under the center of the bridge at the same time instant that a woman walking 2m/s reaches that point. How rapidly are they separating 3s later?

• 7
How many four digit numbers can be formed by the use of digits,1,2,3,4 and 6 without repeating any digits?
• 8
Find the area of the triangle which the line 2x-3y+6= 0 falls with the coordinates axes.
• 9
What is the volume of a spherical pyramid whose bases is a tri-rectangular triangle in a sphere whose radius is 10 meters?
• 10
Eupemia is 24 years old. She is twice as old as Lusbellia was when Eupemia was as old as Lusbellia now. How old is Lusbellia?