Which best describes the clusters in the data set? Number of Fish in Each Tank at the Pet Store
A dot plot going from 10 to 15. 10 has 6 dots, 11 has 8 dots, 12 has 0 dots, 13 has 4 dots, 14 has 2 dots, 15 has 3 dots.
There is only one cluster, at 10 and 11.
There is only one cluster, at 13, 14, and 15.
There are two clusters at 10 and at 11.
There are two clusters, at 10 and 11, and at 13, 14, and 15.

Can someone answer these problems for me

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3