Elizabeth M.

Is there any missing in this question ? Seem not clear for 3rd grade seem they not yet learn divide formula. 

Hello. I am trying to solve this problem: "Suppose that the annual effective rate of interest is 6%, and an investment of $X is made at time 0. The investment has a return of $2000 after 4 years... more

Harry ate 4/8 of a large pizza. Aidan ate 1/2 of a small pizza. Harry said that since 4/8 is equivalent to 1/2, he and Adan ate the same amount of pizza. Is he correct?

Hello, I'm a college student studying my final year. A few research questions I've come up with: Does higher graphical fidelity correspond to stronger emotional impact compared to lower graphical... more

How do we know when a number is less or greater than zero in quadratic equation 

Are the complex fractions the quantity x-squared minus x minus 20 over 4 all over the quantity x minus 5 over 10 and the quantity x-squared minus x minus 20 over x minus 5 all over the quantity 4... more

Tumble Company sells coats for $175.00 each. The variable costs per coat are $71.50 and the fixed costs per month are $45,000.00. How many coats must be sold to make a profit of $3,000.00 in a month?

A college is planning to construct a rectangular parking lot on land bordered on one side by a highway. The plan is to use 640 feet of fencing to fence off the other three sides. What dimensions... more