2+2? cuanto es? ayudaaaaa
2 answers:
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Answer: The probability that at least 4 boys will find one that commutes to school with bicycle is 10% or 0.1 or 1/10
<u>Given:</u>
40% ride bicycle to school
4 boys have to pick 1
Step-by-step explanation:
40% ⇒ 40/100
⇒
= 10 ⇒ 10% or 0.1 or 1/10
Answer:
Time required by Machine B to create a widget = 4 hours
Step-by-step explanation:
Time taken by Machine A ( ) = 3 hours
Time taken by Machine B ( )= x hours
Time taken by both machines by working together = 12 hours
The time required to both machines by working together to finish a task is given by the formula =
Put the values in above formula we get
⇒ T =
⇒ 12 =
⇒ 36 + 12 x = 3 x
⇒ x = - 4 hours
This is the time required by Machine B to create a widget.