isaacadelson
isaacadelson isaacadelson
  • 24-03-2015
  • Mathematics
Answered

15 is 10% of what number, and 18 is 60% of what number?

Answer :

secret13 secret13
  • 24-03-2015
15 ÷ 10 
15 ÷ 0.1 
150

15 is 10% of 150
-----------------------------------
18 ÷ 60 
18 ÷ 0.6 
30

18 is 60% of 30
Answer Link
0000000
0000000 0000000
  • 24-03-2015
10x/100=15
x/10=15
x=15·10
x=150

60x/100=18
3x/5=18
3x=18·5
3x=90
x=30
Answer Link

Other Questions

what does tropic of cancer meansplease help
two sets of the sum of a number and eight are added to five times the same number
Estimate each percent 35 of 147
WHAT IS A CURRENT EVENT FOR ISRAEL PLS HELP ME
If I fly from USA to Mexico can I reenter by car to the USA
How do you find the total surface area of a 3D composite figure Do you subtract one base from one of the figures or both of its bases
How can knowing the gcf and lcm help you when you add subtract and multiply fractions
Which geographic characteristics were factors in the decline of Sumer Choose all answers that are correct a Flat land with poor drainage led to salinization fro
what is same about all myriapods
what are two ways in which philosophes sought to change the world