The weight of a new touch screen device is 1.6 pounds. What is the weight rounded to the nearest whole number?
2 pounds
300
Add. 35.08 + 11.9
46.98
300
Subtract. 36 - 7.3
28.7
300
Multiply 2.78 x 0.8
2.224
300
Divide. 55.44 ÷ 11
5.04
300
Find the unknown. 0.81 x 7.3 = b
b = 5.913
400
An athlete training for the Olympics swims each lap of a four-lap race in the following times: 54.73, 54.56, 54.32, and 54.54 seconds. What is the total time it takes her to swim the four laps?
218.15 seconds
400
Subtract. 29.34 - 9
20.34
400
Multiply. 0.07 x 5.2
0.364
400
Divide. 3.51 ÷ 0.78
4.5
400
Multiply. 1.76 x 100
176
500
A large bag of sand weighs 48.5 pounds. A small bag of sand weighs 24.6 pounds. If Mr. Wagner buys a large bag and a small bag, how many pounds of sand did he purchase altogether?
73.1 pounds
500
Coach Trainer timed his athletes running the 40-yard dash. He used an electronic timer for accuracy. The fastest player on his team ran the 40-yard dash in 4.58 seconds and the slowest time was 5.75 seconds. Find the difference between the fastest and the slowest times.