Step-by-step explanation: P is how much in all
6 is what is taken away.
P minus 6 = 11
P - 6 = 11
How many pairs did they start with?
6 + 11 = 17
ANSWER: 17 Proof : instead of P put 17: 17 - 6 = 11
Answer:
180 houses
Step-by-step explanation:
The 3 part of the ratio 10 : 3 represents 30 bungalows, thus
30 ÷ 3 = 10 ← value of 1 part of the ratio
10 parts = 10 × 10 = 100 ← number of flats
The 5 part of the ratio 9 : 5 represents 100 flats, thus
100 ÷ 5 = 20 ← value of 1 part of the ratio, then
9 parts = 9 × 20 = 180 ← number of houses
<span>systematic
this method called "</span><span>systematic random sampling"
</span>
Answer:
a. 50 texts per month (you didn't include part b, sorry!)
Step-by-step explanation:
the difference in the plans is $10, so you have to find the number of texts that equal $10
$10/$0.20 = 50 text messages
They are never perpendicular. They will be parallel and will never meet!