3* (1 3/4)
= 3* (7/4)
= 21/4
= 5.25
Hope this would help~
Answer:
2.093 revolutions per minute
Step-by-step explanation:
1)just multiply the equation by 60 because their is 60 seconds in 1 minute.
SO..........
( 3/2(pi))times 60
=2.093 revolutions in 1 minute
5x+3=6x-4
-x=-7
X=7
Hope this helps!
Answer:
140
Step-by-step explanation:
200-60 = 140
Answer:
Step-by-step explanation:
total weight is 4 tons.
ratio of weight of truck to weight of coal is 7:5....added = 12
so 7/12 of the total weight is the truck's
and 5/12 of the total weight is the coal
7/12 of 4 tons = 7/12 * 4 = 28/12 = 2 1/3 tons <== weight of truck
5/12 of 4 tons = 5/12 * 4 = 20/12 = 1 2/3 tons <== weight of coal
