แผ่นงานPercent of Change Word Problems
คำถามทั้งหมด: 8
Sonya’s heart rate was 76 beats per minute.
She ran a mile on her treadmill and checked
her heart rate again. This time, her heart rate
was 133 beats per minute. What was the
percent increase in Sonya’s heart rate?
43%
75%
57%
13%
Isaac is growing a tomato plant. When he
measured his plant in June, it was 4.5 inches
tall. By July, it was 11.25 inches tall. What was
the percent increase in the height of Isaac’s
tomato plant from June to July?
150%
60%
67.5%
6.75%
There were 425 people at the Lincoln
County High School football game last
week. This week, 357 people attended
the game. What was the percent decrease
in attendance?
68%
54%
19%
16%
Last year, a taco truck ordered 3,000
pounds of cheese. This year, they ordered
2,100 pounds of cheese. What was the
percent decrease in the pounds of cheese
the taco truck ordered?
(a)
A video game console at Games Galore
normally costs $399.50, but all consoles are
marked down by 20% this week. What is the
price of a video game console this week?
$79.90
$479.40
$319.60
$39.95
At one point, there were only 2,410
black rhinos left on Earth. With the help
of conservation efforts, the black rhino
population then increased by about 130%.
About how many black rhinos were on
Earth then?
700
5,500
3,100
1,700
There were 832 copies of Loretta’s Lion sold
within its first year of being published. In
the second year, the number of copies sold
was 12.5% less than the first year. How many
copies of Loretta’s Lion were sold in the
second year?
(a)
Kat competed in the long jump at the state
track meet. Her first jump was 4.8 meters.
Her second jump was 15% longer than her
first jump. What was the length of Kat’s
second jump?
(a)
แป้นคำตอบPercent of Change Word Problems
คำถามทั้งหมด: 8
75%
150%
16%
$319.60
5,500