The instructions are:
1 answer:
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Answer:
6
Step-by-step explanation:
The mean is calculated as
mean =
let x be the fourth number, then
= 11 ( multiply both sides by 4 )
38 + x = 44 ( subtract 38 from both sides )
x = 6
The number on the fourth card is 6
Answer:
Total cost to buy required lemons = $ 2.8
Step-by-step explanation:
Selling price of each lemon = $0.35
One 9-inch lemon pie requires 0.5 cup of lemon juice
⇒ Two 9-inch lemon pie will require 2 × 0.5 = 1 cup of lemon juice
In general, One cup contains 16 tablespoons of juice
Now, 2 tablespoons of juice is yielded by one lemon
NOw, Cost of 1 lemon = $0.35
Therefore, Cost of 8 lemons = 8 × 0.35 =$ 2.8
Hence, Total cost to buy required lemons = $ 2.8