How did the strategies of Malcolm X and Martin Luther King different when it came to dealing with racism?

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 2

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.