Estimate the following sum by rounding. 91,377+9,920=

a 4 ft wooden rod needs to be divided into pieces that are each 2/3 ft. long. how many pieces can be cut? is there any leftover wood?

Simplify the expression 3 (t + 4s)

How do you factorise 9y^2 - 64

Ronald and Tim both did their laundry today. Ronald does laundry every 666 days and Tim does laundry every 999 days. How many days will it be until Ronald and Tim both do laundry on the same day again?

True or false: for the set of all negative integers, ∃x (x + 1 < - x)

What is the next number in the sequence of 12, 13, 15, 17, 111, 113, 117, 119, 123?

There are 6 gray keys for every seven blue keys write the possible ratios for gray to black keys

What formula do you use to find the volume of a triangle with a triangle base?

What is 6.825 as a mixed number in simplest form

Mark wants to paint a mural he has one and 1/3 gallons of yellow paint 1 1/4 gallon of green paint and 7/8 gallons of blue paint mart plans plans to use 3/4 gallons of each paint color how many gallons of paint will he have left after painting the