How to use base ten blocks divided by 4.9 divided by 7

What is the percent of 23 out of 69

A laundry basket contains 18 blue socks and 24 black socks. What is the probability of randomly picking 2 black socks, without replacement, from the basket?

M+12=10 what is the answer to this equation?

A vase 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

Hi what is 52 rounded to the nearest hundred like I said before but no one answered me so still waiting. : D : l

Can 194/100 be simplified yes it can be simplified or no it cant be simplified

A=1/2h (B+b); A=68, B=8, b=9

20 hours put into degrees?

Bert skies for 1 3/4 hours Friday night, 5 1/3 hours Saturday, and 3 1/6 hours Sunday afternoon. How many hours did he spend skiing that weekend?

Erin loves to play sports! She has earned 3 tennis trophies, 4 basketball trophies, 7 soccer trophies, and 1 volleyball trophy. What is the ratio of Erin's tennis trophies to soccer trophies?