Avase contains 4 pink roses, 8 red roses, and 10 white roses. two roses are randomly selected from the vase one at a time, without replacement. what is the probability that both roses selected are red?
1. 14/121
2. 4/33
3. 32/231
4. 35/231

Asilkworm winds its cocoon out of one long silk fiber. to make silk thread, 3 to 10 of these silk fibers are unwound from their cocoons and combined into aa single thread with a typical length of 300 yards. choose a reasonable number of silk fibers in a thread write an equation to find the total length of the silk fibersused in 300 yards of the thread

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Given that abcd is a rhombus, what is the value of x?