Which function has the widest graph?
a) y = 2x2
b) y = x2
c) y = 0.5x2
d) y = -x2

Somone me i want to know what 18 hours out of 24 hours in a fraction

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?