Percent mean parts out of 100
0.2%=0.2/100=0.02/10=0.002/1=0.002
'of' means multiply
'what number'=x
'is' means '='
so
0.2% of what number is 12
0.002 times x=12
divide both sides by 0.002
x=6000
the number is 6000
Answer:
x = 11/7 or 1.57
Step-by-step explanation:
let the number be x
now :
=》the product of 7 and the number
=》6 less than the product
=》now, we know :
Your final answer is going to be 4r + 3r ^2 +7
Answer:
hope this helps!
Step-by-step explanation:
You have to divide:
1.9x10^-8 ÷ (4.2x10^-13)
= appr .45 x 10^5
= .45 x 100000
= appr 45,000 times as large
source: https://www.jiskha.com/questions/1857280/estimate-how-many-times-larger-1-9x10-8-is-than-4-2x10-13
credit: mathhelper
Answer:
B
Step-by-step explanation: Trust
