Answer:
Step-by-step explanation:
Let t represent the number of hours of lessons Audrey can take. Then 15t will be the cost of the lessons. Her total cost will be ...
15t +45 = 120 . . . an equation
15t = 75
t = 5
Audrey can afford 5 hours of lessons.
Answer:
A= 16 B=28
Step-by-step explanation:
So the ration is 4:7, you have to find multiples that have that same ratio
Multiply both numbers by 4, this should get you
16:28
16 + 28 = 44
Therefore this is the correct answer
Answer:
40,20,10
Step-by-step explanation:
3. 640÷2=320, 360÷2=160, 160÷2=80 and so on
Answer:
I think the answer is 19.8. The formula to calculate the area of the rhomboid is b × h (3.3 × 6.6 = 19.8)
x=8.965
ingore that
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