Which of the following can be formed by physically combining pure substances?

a. an element

c. a compound

b. a mixture

d. all of the above

Target is having a sale for 25% off dresses. Maria wants to purchase a $40 dress. The sales tax is 7.25%. What is the final cost of the dress?

When conducting a paired differences test, what is the value of n? The total number of data values. The total number of data values minus 1. The number of data pairs minus 1. The number of data pairs.

Sara and Gordon win some money and share it in the ratio 5:2. Sara gets £21 more than Gordon. How much did Gordon get?

Tricia made a 56% on her science test. If she for 14 problems correct, how many questions were on the test?

Six friends share five small pizzas. each friend first eats half of a pizza. how much more pizza does each friend need to eat to finish all the pizzas and share them equally

What is the formula of statistics?

What is 75 divided by 18723 in long divison

Solve the equation 1.2m=0.6

Describe how to simplify the expression 3^-6/3^-4

Which equation is equivalent to log5x3 - logx2 = 2?