Answer:
You can tell if two fractions are proportional by using cross multiplication. Only equivalent fractions are proportional. To do this, multiply the denominator, the bottom number in the fraction, of the first fraction with the numerator, the top number in the fraction.
Step-by-step explanation:
Use dimensional analysis. 1 lb = 16 oz will be the conversion factor. 162 oz x (1 lb/16 oz) = 10.125 lb.
Answer:
28000
Step-by-step explanation:
Area is l times w times h
50 times 20 is 1000.1000 times 28 is 28 thousand
Answer:
d
Step-by-step explanation:
3 shirts that each costs s dollars would be 3s
jeans is $30, pair of shoes is $50, add $30+$50 and you'll end up with $80
so, an expression in the simplest form that represents the total cost would be:
d. 3s+80
Answer:
u=50
Step-by-step explanation:
the angles of a triangle must add up to 180 degrees so set up the equation:
180=(u+48)+(u-14)+(u-4)
180=3u+30
150=3u
u=50