If tan a= 5/3 and sin b=1/3 find cos a+b

The heaviest 16% of all men in weight weigh more than how many pounds ?

Question part points submissions used suppose that 100 lottery tickets are given out in sequence to the first 100 guests to arrive at a party. of these 100 tickets, only 12 are winning tickets. the generalized pigeonhole principle guarantees that there must be a streak of at least l losing tickets in a row. find l.

Acircle has a circumference of 7.850 units. what is its radius?