How many 4-digit numbers which are greater than 5000can be formed using the digits 7,0,5and 4?

(a) 6
(b) 2
(c) 12
(d) 4

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955