Answer:
- 96
- 6.9
- 25%
- 8%
- 79
- 33.8
Step-by-step explanation:
Here is the complete question: Find each number. Round to the nearest tenth if necessary.
- 80% of 120.
- 115% of 6
- What percent of 128 is 32?
- 3 is what percent of 36?
- 23.7 is 30% of what number?
- 71/2% of what is 12?
1) 80% of 120
= 
= 96
∴ 80% of 120= 96
2) 
=
∴ = 6.9
3) What percent of 128 is 32?
= 
= 
4) 3 is what percent of 36?
= 
= 
5) 23.7 is 30% of what number?
Let the number be "x".
⇒ 
Cross multiplying
⇒ 
∴ x= 79.
6) 71/2% of what is 12?
Lets assume the required number be "x".
⇒ 
cross multiplying both side.
⇒x= 33.8
∴ 71/2% of 33.8 is 12
Answer:
If u mean plymouth rock then the answer is
Lost at sea, they happened upon a piece of land that would become known as Cape Cod. After surveying the land, they set up camp not too far from Plymouth Rock. ... The 102 travellers aboard the Mayflower landed upon the shores of Plymouth in 1620. This rock still sits on those shores to commemorate the historic event.
Step-by-step explanation:
The rule to use: when dividing fractions, invert and multiply.
-6 ÷ -(3/4) equals -6 * -(4/3) which equals 24 / 3 which equals
8
Answer:
and 
Step-by-step explanation:
Let
x -----> the number of polyphonic ringtones
y ----> the number of standard ringtones
we know that
-----> equation A
-----> equation B
Solve the system of equations by substitution
Substitute equation A in equation B and solve for y
Find the value of x
Answer:
Step-by-step explanation:
g(2) = 2(2)= 4
f(4) = 4^2 + 2(4) = 16 + 8 = 24
