Pleasee help again will mark brainlest

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}

When you flip a biased coin the probability of getting a tail is 0.6. how many times would you expect to get tails if you flip the coin 320 times?