FrankWasHere
FrankWasHere FrankWasHere
  • 03-02-2021
  • Mathematics
contestada

Helen got a 95% on her math quiz. She had 38 questions right. How many questions were on the quiz?

Respuesta :

Sus49
Sus49 Sus49
  • 03-02-2021

40  

because 95/100 x 38/1 = 40

Answer Link
sussax1960 sussax1960
  • 03-02-2021

Answer:

Step-by-step explanation:

Set up a proportion

Cross multiply

Divide both sides by 95 to solve for x

95 / 100 = 38/ x

95(x) = 38 x 100

95x = 3800

X = 40 There were 40 questions on the test

Answer Link

Otras preguntas

What is the equation of the line in standard form?
Divide the following rectangle into four equal sections using a compass and basic constructions
In the case below, the original source material is given along with a sample of student work. determine the type of plagiarism by clicking the appropriate radio
The number of nails of a given length is norm ally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. Find the number of nails in a
please help me with this ty so much
on monday 3.11 inches of rain fell and on tuesday 0.81 inch of rain fell. on wensday,twice as much rain fell as tuesday. How much rain fell during the 3-day per
I need to find x using this depiction.
Will if u are okay pls answer this...
Rewrite the paragraph correctly
99 points pleas help The element shape is made with _____.