18 of them
15 pens. 5 pencils.
144*3=432
3x12x2=72
3 pencils to each calculator
18 of them
4
15 pens. 5 pencils.
432 = 3 x (12 x 12) = 3 x 144 = 3 gross
Oh, dude, if you bought 3 gross of pencils, you would have 432 pencils. Yeah, that's right, a gross is 144 pencils, so just multiply 144 by 3 and boom, you've got yourself a whole lot of pencils. Like, who even needs that many pencils, am I right?
144*3=432
There will be: (3*10)-25 = 5 pencils left over
3x12x2=72
Grosses Wasser was created in 1979.
3 pencils to each calculator
A gross (a dozen dozen) is equal to 144. Therefore you would have 432 pencils.
3