Answer:
x+4=36
Step-by-step explanation:
you would subtract 4 on each side
x+4=36
-4 -4
x=32
Answer:
30%
Step-by-step explanation:
So, 20/20 turns to 14/20. How much was taken away? 6/20. What times 20 is 100? 5. So, 5 x 6 is 30. So, there is a 30% decrease
Answer: 80
Step-by-step explanation:
Looking at the ratios in the table, the number of days to number of questions is 1:5 (4x5=20; 8x5=40;11x5=55). So for 16 days it will be 16x5=80