you and your sister have a combined age of 63 years your sister is 7 more than double your age. what are each of your ages

Lucy is making a smoothie by following the recipe below

A farmer plants 0.4 of a field with wheat. The field is 2.3 acres. How many acres are planted with wheat?

Which shows the expression below in simplified form? (3.7 * 1013) + (4.5 * 1012) 4.15 * 1013 8.2 * 1013 3.745 * 1012 8.2 * 1012

What is the probability of guessing the correct answer to a true or false question

a hot air ballon cruising at 1000 feet begins to ascend. it ascends at a rate of 200 feet per minuite

If ∠AOR is 76°, what is the measure of ∠AOS?

Marcella burgess deposited $15000 for two months in a money market account that pays simple interest for the first moth marcella earned 3.87 annual interest she earned 3.

1. which of the following lists is ordered from least to greatest? A. - 1.5, - 2, 0, 2/5, 3/4 B. - 2, - 1.5, 0, 3/4, 2/5 C. - 2, - 1.5, 0, 2/5, 3/4 D. |-1.5|, - 2, 0, 2/5, 3/4 2. If r=12.5 and s = |-13|, which of the following is not true? A. r=s B.

1.6w - 1.2w + 3.5 + 4.7w

A group of scientists studied the effect of a chemical on various strains of bacteria. Strain A started with 6000 cells and decreased at a constant rate of 2000 cells per hour after the chemical was applied.