Flashcards in Math 2nd Semester Deck (14):

0

## Calculate 87% of 79

###
.87*79

A=68.73

1

## 42 is what percent of 120?

### 35%

2

## 190 is 76% of what number?

###
190/.76 =.76*x

1444

3

## What percent of 50 is 35?

###
35/50=

70%

4

## The sales tax rate 5.7%. Find the tax paid for a sweater that costs $97

###
X=.057*97

$5.53

5

##
Identify the percent of change as an increase or decrease and determine the percent of change

29 to 68

###
Decrease 2.3%

New-old=x/old

6

##
Find the percent of discount. Round to the nearest whole percent

Regular price: $111

Sale price: $87.50

###
21%

111-87.50= /111

7

## Classify the triangle with angles 76,28,76

### Isosceles acute

8

## Find the sum of the measures of the interior angles of a pentagon

### (5-2)180=540

9

##
Find the area of the circle with the given radius or diameter

R=30.3mm

###
2,884.3mm2

Pie*radius squared

10

## Find the area of a triangle with a base of 36 and a height of 8.8

### 158.4yd2

11

##
Find the area of a circle with a radius of 5.6mm

###
98.52

Pie*5.6^2

12

## A bag contains 4 BLUE marbles, 10 GREEN marbles, and 11 YELLOW marbles. You draw a marble from the bag and replace it. Then, you draw a second marble. Find P(yellow, then blue)

###
44/625

11/25*4/25=44/625

13