CryingBeaver75 CryingBeaver75

03-02-2021
Mathematics

contestada

Mac has taken seven maths exams this year. His average mark is 78%. What mark must he get on the eighth exam to raise his average to 80%?

Respuesta :

26jhrnje 26jhrnje

03-02-2021

i think it’s 94 but i don’t know

Answer Link

Otras preguntas

1. Arc QR = Arc RS = 2. Find x and y -- if your answer is not a whole number, round to the tenths!

Plot the point on this function with an x-value of 6. What is the y-value of this point?

a and b are vectors that are not parallel. FG = 2a − 3b - Choose all of the vectors below which are parallel to FG. a-b10a-15 3a-2b-4a+6b 2a + 3b 2a-3b-4a 2a-12

In how many ways can a person order one ice cream cone with 3 different flavors of ice cream if there are 14 flavors to choose from and it matters to the person

Solve the system of equations below by graphing. Type in the ordered pair (x,y) for your answer y=-2 x+y=5

What is 4.5 repeating as a fraction?

How many solutions does the following equation have? -14(z-5) = -14z +70 Choose 1 answer: A. No solutions B. Exactly one solution C. Infinitely many solutions

Maria is going to purchase cranberry juice and lemon-lime soda for a new fruit punch recipe. The recipe calls for 3.5 times as many bottles of lemon-lime soda a

Solve the system of equations below by graphing. Type in the ordered pair (x,y) for your answer y=-2 x+y=5

Carter invested $70,000 in an account paying an interest rate of 1.125% compounded continuously. Savannah invested $70,000 in an account paying an interest rate