Match each point with one of the following fractions: 5/6, 7/12, 1/8, 5/16
2 answers:
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Answer:
30 fruits
Step-by-step explanation:
Let
x ----> number of plums on the plate
y ----> number of apples on the plate
we know that
The ratio of the number of plums to the number of apples was 3:2
so
----> equation A
After Ed took 6 plums from the plate, the number of plums remaining on the plate became the same as the number of apples
so
----> equation B
substitute equation A in equation B
solve for y
Find the value of x
therefore
Mon put on the table
Answer: 28
Step-by-step explanation:
The mean of 15 numbers = 12
Then , the sum of the numbers = 12x15 = 180
Let the extra number included be , then
The new sum =
And the new total number will increase from 15 to 16
new mean = 13 , so we have :
therefore , the extra number is 28