Question
Some markers and pencils were packed into silver and black packets. There were 4 less black packets than silver packets. Each silver carton contained 7 markers and each black carton contained 14 pencils. Given that there were 21 more pencils than markers in total, how much pencils were there?
3 m

Click button first when a symbol is required. X

Some markers and pencils were packed into silver and black packets. There were 4 less black packets than silver packets. Each silver carton contained 7 markers and each black carton contained 14 pencils. Given that there were 21 more pencils than markers in total, how much pencils were there?