Two remote controlled cars are racing around a track. if it takes car “a” 16 seconds to complete a lap and if it takes car “b” 24 seconds to complete a lap, how many seconds will be before both cars are side by side?

On the april 3 billing date, michaelle chappell had a balance due of $ 1495.39 on her credit card. from april 3 through may 2, michaelle charged an additional $ 305.34 and made a payment of $ 800.a) find the finance charge on may 3, using the previous balance method. assume that the interest rate is 1.8 % per month.b) find the new balance on may 3.

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?