A scuba diver dove 16 ft to an elevation of -50 ft
What was her elevation before the dive?

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest