Without using a calculator and with a simple approach, explain how to use reasoning and mental arithmetic to determine which of
1 answer:
Answer:
Cereal B
Step-by-step explanation:
Given are two different rates for cereals A and B.
as Cereal A: 15oz for $2.95 or Cereal B: 32oz for $5.95
As such we cannot compare unless we make it unit rate for same number of units
Let us find unit oz rates
Cereal A per oz= dollars
Cereal B per oz = dollars
Comparing unit rates per ounce,
we find that Cereal B per oz is lower.
Answer is Cereal B.
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Answer:
ŷ = -1.618X + 215.636
191
Step-by-step explanation:
From the graph:
The data below could be obtained to produce the best fit line :
Week, x :
0
1
2
3
4
5
6
7
8
9
10
Weight :
216
214
213
210
210
207
206
202
203
202
200
Using a linear regression calculator. The best fit line obtained is :
ŷ = -1.618X + 215.636 ; which shows decrease in weight has the number of weeks grow.
Carters weight 15 Weeks into his diet :
X = 15
ŷ = -1.618(15) + 215.636
= 191.366
= 191 (nearest whole number)
Answer:
Step-by-step explanation:
Given
Required
The volume of the prism
The number of base cubes represents the base area and the number of layers represents the height of the prism.
So, the volume is calculated as:
i.e Base Area * Heights