Answer:
13 glue sticks cost $25.22.
Step-by-step explanation:
4 blue sticks cost $7.76, this means that one glue stick costs
$7.76/4 = $1.94.
Let be the cost of the glue sticks, and
be the number of glue sticks; then
We can use this equation to find the cost of 13 glue sticks; we just put into our equation and it gives:
So 13 glue sticks cost $25.22.
Answer:
a) grams
b) grams
c) decigrams
d) milligrams
Step-by-step explanation:
a)
To convert centigrams to grams you have to divide by 100.
centigrams =
grams
= grams
b)
To convert milligrams to grams you have to divide by 1000.
milligrams =
grams
= grams
c)
To convert grams to decigrams you have to multiply by 10.
grams =
decigrams
= decigrams
d)
To convert grams to milligrams you have to multiply by 1000.
grams =
milligrams
= milligrams