120,000 = 30,000 * 4
Increase by a factor of N means just multiply by N.
The answer to this question is x4 easy right?!
30000
4%
29% of 30000 = 29% * 30000 = 0.29 * 30000 = 8700
30% of 30000= 30% * 30000= 0.30 * 30000= 9000
16
The answer to this question is x4 easy right?!
30000
"by a factor of " is used commonly to mean the same as "multiplied by" or "divided by." If x is INCREASED by a factor of 4, it becomes 4x. If x is DECREASED by a factor of 4, it becomes x/4.
30280 30000 + 280
The area of a sphere is A=4*3.14 * r^2. Thus the area varies as the square of the radius. If the surface area is increased by a factor of 4, then the radius will have to increase by the square root of 4 which is 2.
4%
1200
If you multiplied a number by 4, then the cube of the number would be increased by a factor of 16.
Thirty thousand times four equals one hundred and twenty thousand. 30,000 X 4 = 120,000
Decrease, 4
increased by 5 is the answer!