The table shows information about some children.
Age 11 Age 12 Total
Girls 3
a
b...
Mathematics, 04.07.2021 14:40 markleal9484
The table shows information about some children.
Age 11 Age 12 Total
Girls 3
a
b
Boys
c
5 8
Total
d
13
e
A pupil is selected at random.
What is the probability of selecting a student aged 12?
Give your answer in its simplest form.
Answers: 1
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Three consecutive even numbers have a sum between 84 and 96. a. write an inequality to find the three numbers. let n represent the smallest even number. b. solve the inequality. a. 84 ≤ n + (n + 2) + (n + 4) ≤ 96 b. 78 ≤ n ≤ 90 a. 84 < n + (n + 2) + (n + 4) < 96 b. 26 < n < 30 a. 84 < n + (n + 1) + (n + 2) < 96 b. 27 < n < 31 a. n + (n + 2) + (n + 4) < –84 or n + (n + 2) + (n + 4) > 96 b. n < –30 or n > 31
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