So the number of pencils bought can be represented by an equation:

, where n is the number of notebooks bought. Since Helen bought 5 notebooks, simply plug 5 into n:

. So Helen bought 12 pencils.
Answer:
1 mango = $1.50
Step-by-step explanation:
2 mangoes - $3
1 mango - $?
3 / 2 = 1.5
So:
1 mango = $1.50
Hope this helped!
(Let me know if I got something wrong!)
60 / 61177 = 0.00098...
The next larger tenth is 0.1 .
The next smaller tenth is 0.0 .
0.00098... is closer to 0.0 then it is to 0.1 .
60/61177 rounded to nearest tenth = zero.
Suppose there are 19x students, 1x teachers
19x+1x=400
20x=400
x=20
there are 20 teachers and 380 students.
Answer: The fraction is 4/9
Step-by-step explanation: it is 4/9 because there are 4 boys and 5 girl so you add them together and than use the original 4 boys.