How many nickels and dimes are in $2.40 if there are two times more nickels than dimes? a) 12 nickels and 6 dimes b) 6 nickels and 12 dimes c) 24 nickels and 12 dimes d) 12 nickels and 24 dimes

Th perimeter of a rectangular garden is 150 feet. the length is 50 feet longer than the width, w. which equation could be used to calculate the width of the garden? a.) 2w+ 2(w-50) =150 b.) 2w+50 + 2w =150 c.) 2(w+50) + w =150 d.) 2w+ 2(w + 50) = 150 need asap. will give brainliest !