Answer:
Q5. Option 1
Q7. Option 4
Step-by-step explanation:
Please see the attached pictures for full solution.
It takes 3 minutes to fill 60L, so it takes 1 hour to fill 1200L.
Answer: 9/4
Step-by-step explanation: Think of
as
.
Now, we can change 4⁻¹ to 4¹ by moving it to the denominator and
we can change 9⁻¹ to 9¹ by moving it to the numerator.
So we have 9¹/4¹ which simplifies to 9/4.
Answer:
18
Step-by-step explanation:
54-36=18
36-24= 12
it is going down by multiples of six, so you would take 24 and subtract 6 and you will get 18