How do you write 0.512 as a fraction

How is 9644 divided by 4

What does the initial value mean for this function? Roberta saves $10 each week. After 4 weeks, Roberta has $90. Roberta had $50 before she started to save money each week. Roberta had no money until she started to save $10 a week.

Lena is saving money to buy a bike that costs $198. She has $63 and will save an additional $9 each week. In how many weeks will she have enough money to buy the bike?

Find the quotient of the following equation: 4z^a+2 : (-8z^a-2). A. - 1/2z B.-1/2z^2a C. - 1/2z^4

What is 2 1/4 x 3 1/5

There are 4 red paint cans, 2 green paint cans, and 1 yellow paint can. What is the probability of choosing a yellow paint can then a red paint can without replacement?

on a map, two cities measure 6.2 cm apart. If the scale of the map is 5 cm per 10 miles, then how many miles apart are the cities

8x-3x=20 show work to receive credit.

What additional congruence statement could use to prove CAB=CAD by hl

Prime factorization of 24 and 39