The lowest temperature on a winter morning was –5°F. Later that same day the temperature reached a high of 28°F. By how many degrees Fahrenheit did the temperature increase?
28 - (-5)= 33
Clock A runs 3 minute fast per hour. Clock B runs 9 minutes slow per day. If the clocks show the same time at noon, how many minutes ahead of clock B will clock A be 48 hours later?
Clock B falls behind by 18 minutes. Clock A runs ahead by 144 minutes. The difference between them after the 48 hours is 18 + 144 = 162 minutes.
Joseph spent $35 on a new sweater. This is $19 less than three times what he spent on a coat. How much was this coat?
3c-19= 35 3c= 54 c= 18