Answer: The variable x equals 48.
Step-by-step explanation:
Multiply the 3 by 16 to get 48.
Check your answer by actually dividing 48/16 to get 3.
1)soln
Let ratios be 3x and 5x respectively
Now,
3x+5x=4800
X=600
Then
No of men=3x=1800
No of women=5x=3000
2)soln
2275/65=35min
3)soln
3x+5x=480000
X=60000
3x=180000
5x=300000
4)soln
In 1 min mario can run 900m so
In 6 min mario can run 6*900=5400m
Answer:
<em></em>
<em></em>
<em></em>
Step-by-step explanation:
Given
Direct Variation of T to 

Required
Determine T when d = 3
The variation can be represented as:

Convert to equation

; so we have:

Make k the subject:

To solve for T when d = 3.
Substitute 3 for d and
in 





<em></em>
<em> -- approximated</em>