In how many ways can 5 letters be posted in 4 postboxes if each postboxes can contain any number of letters?

The ant is 5 micrograms. The giraffe is 1,000 kilograms. About how many times is the giraffe heavier than the ant? Express your answer in scientific notation. (Hint: 1 gram = 1,000,000 micrograms.)

If Janice had made fewer mistakes, she will have passed her math test A: leave as is B:can pass her math test C: will pass her math test D: would have passed her math test

Twenty-one students in Michael classroom are wearing jeans. There are 25 students in his class. Michael says that 80% of his class is wearing jeans. Is Michael correct. Explain your reasoning

How many spaces to the right of a number line is 3.25

Evaluate 3{-1+3[7-2 (-10+8) ]}

1/3+2/3+1/3 = how do I solve this problem

The action you would use to solve x/3=12, and the property that justifies that action

The model A CDs burner burns 60 minutes of data in about 1.15 minutes. The model B CD burner Burns 60 minutes of data inanity 1.5 minutes.

Cara has 42.5 pounds of coffee. If she splits the coffee into 2.5 pound bags, how many bags will she need? A) 17 B) 19 C) 21 D) 23

What is the property of 6x + 2x + 9 = (6 + 2) x + 9