Abag of bagels contains 10/16 blueberry bagels. there are fewer garlic bagels. what is the fraction of garlic bagels?

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

Anyone know? will mark brainliest if you're correct!

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'