The recommended heart rate for weight management exercise and improving cardio fitness, in beats per minute, depend on a persons age and can be represented by the expression 0.7 (220-a)

Which of the binomials below is a factor of this trinomial? x2 + 2x-35 A. x+7 B. x+1 C. x-1 D. X-7

57/9 to a mixed number

The 10th, 20th, and 30th multiples of 15 are 150, 300, and 450. What are the 40th and 50th multiples of 15

A milk bottle has radius 7cm and milk is filled upto a height of 28cm. A portion of milk is used to make tea and the height goes down to 20cm. How much milk is left out in the bottle in cu ... cm.

What is a 0ne out of six?

If a+b=12 and a-b = 8, what is the value of a^2+b^2?

In which quadrant is (1/2, - 1.8) ?

Is 3/5 terminating number

Solve for x of the triangle x^2=4x9

Solve the following equation for m - 2m+7=11