05/23/19

A piggy bank contains 30 coins worth $.1.90. If the bank contains nickels, dimes and quarters, how many coins of each types does it contain? 05/23/19 #### twice the diffrence of a number and 9 equal 6 help me i this to pass a class so help me please 05/19/19 #### How much will$100 buy you in 20 years? (Help pls.)

Inflation causes things to cost more, and for our money to buy less (hence your grandparents saying "In my day, you could buy a cup of coffee for a nickel"). Suppose inflation decreases the value... more

05/16/18

#### If m and r are two numbers on a number line, what is the value of r?

1) The distance between r and 0 is 3 times the distance between m and 0.(2) 12 is halfway between m and r.

05/16/18

#### How many odd factors does 210 have?

(A) 3(B) 4(C) 5(D) 6(E) 8

05/16/18

#### Is x + y positive?(1) x - y is positive.(2) y - x is negative.

A.if statement (1) by itself is sufficient to answer the question, but statement (2) by itself is not;B. if statement (2) by itself is sufficient to answer the question, but statement (1) by itself... more

05/11/16

A total of 375 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was two times the number of adult tickets sold. How many... more

03/18/16

#### simple interest and compound interest

Which of the following could be the no of complete years in which a sum of money put out at 20% yearly compound interest will become more than double but less than... more

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