Help please Suleika has six cards numbered 1 to 6.

1 1

2

3

4

5

(a) She takes one card at random, records the number and replaces the card,

(i) Write down the probability that the number is 5 or 6.

6

[1]

(ii) Suleika does this 300 times.

Find how many times she expects the number 5 or 6.​

Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota