Answer: 12.5 weeks
Step-by-step explanation: It will take Deena 12.5 weeks to save up $175 for a trip to an amusement park.
175 ÷ 14 = 12.5 weeks
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Answer:
Step-by-step explanation:
What
?
Answer:
I do't know how to solve this.
Step-by-step explanation:
Answer:
Formula for mean in grouped data
= Zfx/ Zf
f = sum of the number of mice
= 35
Frequency = 39 + x
Mean = 7
Fx = 20 + 78 + 112 + 8x + 54
= 264 + 8x
7 = 264 + 8x/ 39 + x
7(39+x) = 264 + 8x
After solving you will get
x = 9
Hope this helps.
Answer:
Huh
Step-by-step explanation:
Huh......................
