Bob mixed Skittles and M&Ms. Bob bought 8 pounds of Skittles for a total cost of $44. The cost per pound of M&Ms is 80% more than the cost per pound of Skittles. Bob bought enough M&Ms that, when he mixed them with the Skittles, the mixture had a value of $6 per pound. Approximately what percentage of the mixture by weight is M&Ms? Round to the nearest whole percent.