105 = 67 + x
x = 105 - 67
x = 38
Answer:
B) The population is increasing by 102.2% each year.
A) 720,500 represents the initial amount of people in January 1980 and 1.022 represents the increase factor that multiplies to the amount.
Step-by-step explanation:
1.022 times 100 equals 102.2% (a number in the decimals place times 100 give you the percent).
Answer:
2/3x+4=7
x=4.5
Step-by-step explanation:
2/3x+4=7
-4 -4
2/3x=3 (multiply by 3/2)
multiply both side by the reciprocal
x=4.5
slant height(h) = 16.3ft
Base side = 20ft
Perimeter of base = 4(base side) = 4(20) = 80ft
Answer:
1. 6.4 meters of streamers left to make pompoms
2. He will be able to make 8 pompoms
Step-by-step explanation:
1.
4 x 1.6 = 5.6 meters were used to make decorations.
Then we do 12 - 5.6 = 6.4
2.
per one pompom it takes 0.8 meters of streamers.
6.4 is the left over so we do
6.4 divided by 0.8 = 8 pompoms you can make
