1/3 can be written as 33.33333333333% as well as other forms so the answer is 1/3
Answer:
14 questions correct
Step-by-step explanation:
x/20 *100 = 70
so x/ 20 = 70/100(0.7)
x/20 = 0.7
x = 0.7*20
x =14
Answer:
15% of the teas are caffeinated
Step-by-step explanation:
Use the formula:
part/whole = t/100%
where t will be representing the percent of caffeinated tea.
Plug in the given to the formula shown above:
9/60 = t/100
Solve using cross product
(9 x 100) = (60 x t)
900/60 = 60t/60
15 = t
x+(x-2)=7 cab be used to determine the value of x.
Step-by-step explanation:
Given,
Heidi has x donations.
Grandpa Case has 2 fewer donations than Heidi.
Fewer means subtraction.
Grandpa has = x - 2
They have 7 donations in all.
Heidi's donations + Grandpa's donations = Total donations
x+(x-2)=7
x+(x-2)=7 cab be used to determine the value of x.
Keywords: equation, variable
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