How much should be invested now at 6% compounded quarterly to have $20,000 in 10 years?

1. what expression would be the same as 6x+x+0 2. find the prime factorization of 60 3. write the expression for 6 + x in words.

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet