Question 1= would equal 63 but why is there no 63?(did you type the answers right? or the angles right?
47+70=117
180-117=63
question 2 would be 36
54+90=144
180-144=36
There is a formula for this
Time = [Worker 1 * Worker 2] / [Worker 1 + Worker 2]
Time = 30*40 / (30+40)
Time = 1,200 / 70
Time =
<span>
<span>
<span>
17.1428571429
</span>
</span>
</span>
minutes
Alternate method
In 1 minute, Mark can clean (1/30) of a room
In 1 minute, Lynn can clean (1/40) of a room
Together, they can clean (1/30 + 1/40) = (7 / 120) of a room in 1 minute.
Together, they can clean one room in (120 / 7) minutes.
(120 / 7) =
<span>
<span>
<span>
17.1428571429
</span>
</span>
</span>
minutes.
Source:
http://www.1728.org/work.htm
Answer:
I determined it's cherry pie because the typical slice size allows 10 slices and that is enough for 10 people to enjoy it's goodness quite amazing
Answer:
You subtract
Step-by-step explanation:
Given
Borrowing Word Problem
Required
Do you add or subtract?
Take the following illustration as a point of reference:
<em>You have 5 pens. Your friend borrowed 2 pens. How many pens do you have left?</em>
<em></em>
From above:
Initially, you have 5
you lend your friend 2
Then, you have: (5 - 2) left
i.e. 3 pens left
<em>In conclusion, you have to subtract</em>
A scatter plot is made with the data shown:
<span><span>Number of Weeks in Business123456789</span><span>Number of Customers0246810121416</span></span>
What type of association will the scatter plot for this data represent between the number of weeks in business and the number of customersA scatter plot is made with the data shown:
<span><span>Number of Weeks in Business123456789</span><span>Number of Customers0246810121416</span></span>
What type of association will the scatter plot for this data represent between the number of weeks in business and the number of customers?
