Aschool assembly had 1700 student attendance. if 35% were in 6th grade, how many 6 graders attended the assembly.

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.