Jamal used 33 centimeters of tape to wrap 11 presents. How many presents did Jamal wrap if he used 39 centimeters of tape? Solve using unit rates.

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.

How do you write 600 as a product of its prime factors (index! )