How do you know when to rationalize the denominator

Mrs. Reed cut one pan of lasagna into thirds, one into fourths, one into sixths, and one into eighths. At the end of the dinner, equivalent amounts of lasagna in two pans were left. Use the models to show the lasagna that might have been left over.

What is the equation, in slope-intercept form, of the perpendicular bisector of the given line segment? Y = One-thirdx y = One-thirdx - 2 y = 3x y = 3x - 8

What is the product of 16x48?

A 40 pound bale of hay costs $12. How much hay can be purchased for $1? How much does 1 pound of hay cost?

What is the sum of 5+2 2+5

A house wife forgot her bank ATM PIN which is a four digit number, but luckily she remembered some hints on how to recall this "PIN Here are some of the clues (1) The 1st digit is half of the 2nd (2) The sum of the 2nd and 3rd is 9 (3) The 4th is

Simplify the expression. 2k8 · 3k3 answers A: 6K^11 B: 6K^24 C: 5K^11 D: 5K^24

There are two less nickels than dimes, and as many quarters, as nickels and dimes together. The total amount of money is $5.25. How many quarters, dimes, and nickels are there?

Use compatible numbers to estimate the total cost of the field trip

Find the Value each power 5^3 7^ negative2 51^1