Answer:
See image
Step-by-step explanation:
Compare "like" values to write a proportion (two fractions or ratios set equal to each other) Then you can cross multiply to solve the equation for x
Answer:
9/100
Step-by-step explanation:
3/100 times 3 is 9/100
7x9=63/2=31.5
31.5x4= 126
7x7=49
126+49=175
The surface area of the pyramid would be 175cm^2
Answer:
$58.80 for 12 math classrooms
Step-by-step explanation:
$2.45 x 2 = $4.90
12 x $4.90 = $58.80
Answer:
There is loss of 10%
Step-by-step explanation:
The total sum of money invested dollars
In the first year, the Investment values decreases by 40%. The final investment value after one year
Now in the second year the investment increases by 50%. The final investment value after second year
The investment value after second year is less than that of total sum invested
% loss
percent
There is loss of 10%