All ISEE Middle Level Math Resources
Example Questions
Example Question #158 : How To Find Percentage
What is the percentage equivalent of ?
To solve, multiply:
Answer:
Example Question #159 : How To Find Percentage
A bicycle is on sale for 35% off the original price of $80.00. What is the sale price of the bicycle?
To solve, first multiply:
Then, subtract that amount from the original price:
Answer: The sale price is
Example Question #831 : Numbers And Operations
A plane ticket is on sale for 25% its original price of $300.00. What is the sale price of the plane ticket?
First, multiply:
Then, subtract that amount from the original price:
Answer: The plane ticket is on sale for
Example Question #162 : Percentage
A large box contains some balls, each of which is marked with a number; one ball is marked with a "1", two balls are marked with a "2". and so forth up to ten balls with a "10".
What percent of the balls are marked with an even number? Give the closest answer.
The number of balls in the box, in total, will be
balls,
of which
are even.
This is
This makes 55% the correct choice.
Example Question #832 : Numbers And Operations
What percent of the above figures are triangles?
Of the fifteen figures, three are triangles - that is, of the figures are triangles. This is
of the figures.
Example Question #164 : Percentage
What percent of the above figures have been shaded in?
Of the fifteen figures, seven have been shaded in - of the figures, or
, so this is .
Example Question #833 : Numbers And Operations
The above parallelogram has been divided into triangles of equal size. What percent of the parallelogram has been shaded in?
18 of 24 triangles have been shaded in; this is of the parallelogram, which is equal to
of the parallelogram.
Example Question #166 : Percentage
is 25% of .
is 125% of .
is what percent of ?
Assume ; this reasoning is independent of the actual value.
is 25% of , or, equivalently, .
is 125% of , or, equivalently, .
To determine what percent is of , evaluate:
Example Question #166 : Percentage
is 30% of .
is of .
is what percent of ?
30% of a number is equal to of that number.
Therefore,
, and
of a number is equal to of the number, so
To determine what percent is of , evaluate:
Example Question #167 : Percentage
is of .
is of .
is what percent of ?
This reasoning is independent of the value of , so for simplicity's sake, we will assume that ; the reason for this selection will be apparent later.
is of , or
of ; this is
Similarly,
is of , or
of ; this is
.
To determine what percent is of , evaluate:
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