Find the product of 2 1/4 and 1 2/3

15/4

Step-by-step explanation:

Make both fractions improper:

9/4 and 5/3

Multiply the numerators and denomenators accross:

(9*5)/(4*3)=45/12

Simplify:

15/4

c.

step-by-step explanation:

she should of added 9^2 and 12^2. that is because it is a^2+b^2=c^2. c^2 is the hypotenuse and should always be bigger than the other two numbers. which is why she should of added 9 squared and 12 squared together instead of 15 squared.

range =5

step-by-step explanation:

to find the range, we take the largest value and subtract the smallest value.

the largest value is 5

the smallest value is 0

the range is 5-0   =5