Updated Solution 2024/2025[Graded A]
A radar system is designed to detect objects every half-second. If it detects 120 objects in one
minute, what percentage of the time did the radar successfully detect the objects?
100%
Mark jogged from 8:15 a.m. to 9:05 a.m. one morning. If he was paid $8 per hour, how much did
he earn that hour?
$6.67
A man is searching for a larger rectangular garden. If he finds one that is three times the area of
his current garden and the dimensions of his current garden are 4 feet by 6 feet, what is the area
of the new garden?
72 sq ft
How many feet of fencing are required to enclose a circular yard with a radius of 10 feet? (Use \(
\pi \approx 3.14 \))
62.8 ft
A traffic camera takes pictures every 2 seconds. If it takes 90 pictures in one hour, what
percentage of the time did the camera capture images?
1
, 25%
Lisa watered her plants from 5:30 p.m. to 6:15 p.m. If she was paid $7 per hour, how much did
she earn for that time?
$5.25
A contractor is looking to build a new rectangular garage. If the new garage is four times the area
of the existing garage, and the existing garage has a perimeter of 48 feet, what is the area of the
new garage?
288 sq ft
How many feet of straight wire are needed to create a square garden with an area of 49 sq ft?
28 ft
A camera records videos every 3 seconds. If it records 20 videos in 1 minute, what percentage of
the time did the camera record?
33.33%
Sarah spent time preparing a presentation from 2:00 p.m. to 4:30 p.m. If she was paid $15 per
hour, how much did she earn for her work that day?
$37.50
2