Answer:
13 blue pens
Step-by-step explanation:
6 red pens + 3 packages of blue pens = 45
3 packages of blue pens = 39
Divide by 3
1 package of blue pens = 13
-Chetan K
There are 13 blue pens in a package.
total blue pens: 45 - 6 = 39 blue pens in 3 packages
3 package → 39 blue pens
1 package → (39/3) blue pens
1 package → 13 blue pens
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