30 POINTS!! PLS HELP Gareth believes that if he flips a coin 820 times, it will land heads up exactly 410 times. What would you tell Gareth about his prediction?

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers