Answer the following questions.

(a) What number is

55

% of

60

?

(b)

85

% of what is

68

?

Henry can build 2 birdhouses in 30 minutes. How many birdhouses can he build in four hours?

HIJK is a rectangle. HJ=x and IK=2x-7 Find the length of each diagonal

Does the sum of 1/5 + 1/5 equals 2/5 make sense in situations

Is 3/9 an irrational number?

You spend 20 minutes playing video games. You then spend 3 hours hours doing homework. Write the ratio of the amount of time spent playing video games to the amount of time spent doing homework as a fraction in simplest form.

A bicyclist travels at a constant speed of 18 mi/h. How long does it take the bicyclist to travel 90 miles?

Solve the equation by completing the square. round to the nearest hundredth if necessary. x^2-6x=20

What is the complementary angle of an angle that measures 30 degrees?

Here is a simple question: Why is 2 + (-3) equal to - 1?

What does 8:8 equal?