Pure tin was mixed with a4%in tin alloy to produce an ally that was 16%tin .how much pure in and how much 4% alloy were used to produce 32 kg of 16% alloy ?

Asap! i'm not good math and i'm lost.

Find the value of the variable and the length of each chord for #5 and #6.

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 !