There are 21 more students in a math class than in a history class. If the ratio of the students in the math class to the history class students is 10 : 3, how many students are in math class?

Which number line best represents the expression below? - (-3) + (-1)

You have already saved $55. You earned $9 per hour at your job. You are saving for a bicycle that costs $199. What inequality represents the possible numbers of hours you need to work to buy the bicycle

Two number lines with intersect form a cartesian coordinate system if

There are 8 hooks in a display of pens. Each hook can hold 3 packages of pens and there are 3 pens in each package. If the display is completely full, how many pens does it hold?

Find a 8 digit number that if multiplied by the number 9 or any of its multiplications products (18, 27, 36, 45, ...) will result in the multiplication factor repeated (n) number of times.

187 is the product of - 17 and m.

If bookshelf is 28 inches long how many 7/8 inch thick books will it hold

Jayce bought 2 bath towels and returned 3 hand towels. His sister bought 3 bath towels and 3 hand towels. Jayce's bill was $5. His sisters was $45. What are the prices of the bath towel and hand towels?

X+2x^1/2 - 63 solve for x

A store owner bought some flower pots for $1200, the flower pots were sold for $2700 with a profit of $30 per pot. how many flower pots did she sell