Theme: Ratios and Proportions...
  • What is the answer to this problem. f(x)3x+7=
  • How do i solve each proportion? 19) (x+4)/3=4/10; 21) 4/(n+8)=10/8
  • Which pair of ratios is proportionalA. 4/9 and 16/45B. 5/12 and 25/144C. 12/18 and 18/27D. 15/20 and 7/10
  • A cone has a diameter of 8 cm. and a height of 4cm. If the height doubles then the volume is: a) four times largerb) three times as largec) Twice as larged) The same
  • An astronaut who weighs 126lb on Earth weighs only21lb on the moon. How much would a person who weights 31lb on the moon weigh on Earth?
  • In right triangle abc, tan(a)=3/4. Find sin(a) and cos(a)
  • Write the equation of a sinusoidal function that rises from a minimum point at (-2,1) to a maximum point at (3,9)
  • Jon is standing on a bridge over a creek. He releases a stone 20 feet from the water. How long will it take the stone to hit the water?
  • whats the difference in rational and irrational number
  • The point P divides the join of (2,1) and (-3, 6) in the ratio 2:3. does P lie on the line x-5y+15=0?
  • What proportion of the first 10,000 natural numbers contain a 3
  • What is £300 divided into a ratio of 3:7
  • If x Ф y = x + y - 4 what is the valve of 3 Ф (4 Ф 2)?
  • Which of the the following could be the ratio between the lengths of the two legs of a 30-60-90? Check all that apply. (A)Sqrt2: Sqrt3 (B)1: Sqrt2 (c)Sqrt2: Sqrt2 (D)2Sqrt3: Sqrt6 (E)1: Sqrt3 (F)Sqrt3: Sqrt3
  • There are 130 red, blue and green marbles in a bag. The ratio of red to blue to green is 5:3:2 respectively. How much marbles in the bag are blue?
  • Rationalise:(1) 4/(2+root3+root7)(2) 4/(2root3+root5)
  • Rationalize the denominator of the fraction and enter the new denominator below. 8/2-√12
  • What will be the next digit in the sentence 1, 1, 2, 3, 5, 8, 13, 21, 34? show me your way of thinking
  • The London Eye (a ferris wheel) makes one rotation in approximately 30 minutes. What is the measure of the angle (in degrees) that a cart (spoke on the wheel) will rotate in 12 minutes?
  • A ball was kicked into the air from a balcony 20 feet above the ground, and the ball’s height above the ground, in feet, t seconds after the ball was kicked was 2h(t) = 20 − 16t + 32t. What was the maximum height, in feet, of the ball above the ground after it was kicked?
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