Irina has 10 coins, all nickels and dimes, worth a total of $0.70. This is shown by the system of linear equations, x + y = 10 and 0.05x + 0.1y = 0.7 How many nickels does she have? 4 6 7 10

computing and multiplying 8 - (-11) is what

Ellen is taking some friends on a picnic. They'll need to follow a path to get the picnic spot. A map of the path is based on a scale of 1 : 10,000, in cm. If the path is 15 cm on the map, how many kilometers is the actual path?

26. Leonard used 2/7 of his paycheck to pay His cell phone bill and put 1/3 of his savings. Based on the amount of money left, which of the following are amounts he could spend on could spend on a new video game?

Teresa is buying a car for $23,550. She will finance $19,600 of it with a 2-year loan at 2.7% APR. What will her monthly auto payment be?

A copy machine makes 32 copies per minute. How many copies does it make in 4 minutes and 30 seconds?

A stories giving a $10 coupon to every 7th person that enters the store and a $25 coupon to every 18th person to enter the store. Which person will be the first to get both coupons

in geometry, two lines are parallel if they are in the same plane and never intersect. Take the mathematical concept of parallel lines and apply it to non-mathematical situations or objects.

When deciding to model a situation with 3D figures, what are the most important things to remember?

Find g[h (x) ] and h[g (x) ] 2. g (x) = -3x h (x) = 4x - 1

1. In what country did the government debate the merit of teaching students quadratics? 2. What modern technology would not be possible without quadratics? (hint: I have one at my house.) 3. What great ideas did the Babylonians come up with? 4.