What is the extraneous solution to the equation √2p+1+2√p=1?

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

If rs 900 amounts to rs 1044 in 4 years, what sum will amount to 1368 in 3 1/2 years at the same rate