Answer:
There are N students in the class.
We know that ONLY ONE of the inequalities is true:
N < 10
N > 10
N < 22
N > 22
We want only one of these four inequalities to be true.
Remember that if we have:
x > y
y is not a solution, because:
y > y is false.
Then:
If we take N = 10, then:
N < 22
Is the only true option.
While if we take N = 22
N > 10
is the only true option.
So there are two possible values of N.
Answer:
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Step-by-step explanation:
Answer:30
Step-by-step explanation:
3/10x=90
Use reciprocal to multiple both sides
x=answer
3/4 ÷ 1/5
= 3/4 × 5/1
= 15/4
i am a mathematics teacher. if anything to ask please pm me
Pi is canceled out
so 3/4 x 180 = 135
hope it helps