Seudónimo Seudónimo

03-04-2017
Mathematics

contestada

a student gets 86 problems on test correct and gets a grade of 98%. how many problems were on the test?

Respuesta :

Аноним Аноним

03-04-2017

You could set up a proportion

86/x = 98/100

Then solve for x, I'll do it by cross-multiplying.

86 times 100 divided by 98 = 87.755102

87-88 problems

Answer Link

Otras preguntas

CHECK MY ANSWERS PLS!!

Write an equation for a line parallel to y=-3x+2 that passes through the point (-1,4)

If the store purchases a product at a wholesale cost of $1.65, and it is sold at $2.20, what is the gross profit percentage? (formula: gross profit percentage =

Please help me with number 5 and 6 please

what polynomial should be added to 4x²+5x-8 in order to equal 0? A. 4x+5x+8 b. -4x²-5x+8 c. -4x²-5x-8 d. -4x² e. 4x²+5x-8

There are 3 times elephants compared to giraffes in the safari. If there is a total of 88 elephants and giraffes,how many elephants are there in the safari?

The study of how hormones function is called

Con los efectos especiales fue la mejor parte de toda la película

Solve the equation for y. Leave your answer in terms of π. π=7x−2y

Evaluate the following expression using the values given: Find 4x − y − 2z if x = −2, y = 3, and z = −2 −15 15 −7 7