Question

A wheel makes 1 3/10revolutions per minute. If it rotates for 85minutes, how many revolutions does it make?

Answer 1

so can you rewriting 1 3/10 without denominator ,not fractionaly ?

Answer 2

im confuse

Answer 3

so than 1 3/10 = (1*10 +3)/10 =

can you contiue it ?

Answer 4

i will try.

Answer 5

1.3

Answer 6

so than you know that 1,3 rev will be maked per minute so than how many will be maked in 85 minutes ? how do you think ?

Answer 7

im confuse with this part

Answer 8

us the rule of 3 simple ,so than you can writing

1,3 rev ------- 1 minute
x rev --------85 minutes
------------------ cross multiplie and will get
1*x = 85*1,3
x=85*1,3 =

hope so much that you will can calcule it sure easy right


yes ?