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143220 pencils
55 days
7 schools
124 pencils per case
143220 / 124 = 1155 total cases
1155 / 55 = 21 cases per day
21 / 7 = 3 cases per school per day
January has 31 days
31 * 3 = 93 cases were delivered each day
-3/4 is a rational number because it can be written as a whole number over 100 (-75/100)
Square roit 2 is less than square root 3 as 2 is a smaller number than 3
17 is close to 16, which has an exact square root of 4, so square root 17 rounded to the nearest whole number is 4
The angle complementary to angle 1 is angle 2
120/3= 40m/h
The average speed , in MPH , of the car is 40m/h.
