When this 3 digit number is rounded to the nearest hundred it rounds to 900.The digit in the ones place is the fifth odd number you count beginning with 1.The sum of the digit is 22.What is the number?

A school held a jump-roping contest. Diego jumped rope for 20 minutes. Jada jumped rope for 15 minutes. What percentage of Diego’s time is that?
Lin jumped rope for 24 minutes. What percentage of Diego’s time is that?
Noah jumped rope for 9 minutes. What percentage of Diego’s time is that?
Diego 20/20 = 1
Jada 15/20 =
Lin 24/20 =
Noah 9/20 =

There are 2 bags of beans. Each bag contains 2,979,949 beans. How many beans are there in all. ( multiplying or adding)??

Help pleaseeeeeeeeeeeeeeeeeeeee

Barbara claims that her horse can do simple addition problems. She showed her horse 8 different cards with simple addition problems, and the horse was able to tap his foot to indicate whether the answer was correct or incorrect. The horse correctly identified all 8 cards. Eric didn't believe Barbara's horse could do addition, so he set up a trial to test whether the horse was just guessing. He flipped 8 coins to see how many would land tails up. He did this 53 times, and the results are shown in the dot plot below:

Quarantine has gotten my family a little crazy! I have forgotten thecombination to a lock. They know what it is but they won't tell me!
They know how much I love puzzles so they made a puzzle for me to
figure out the combination. Can you please help???
X The combination is 3 digits.
X -6-8-2" is not the combination but one of the numbers is
correct and is in the correct place
X "6-4-5" is not the combination One of the numbers is correct
but in the wrong place
"2-0-6" is not the combination Two of the numbers are
correct but in the wrong places,
7-8-6" is not the combination and none of the numbers are
correct
WHAT IS THE COMBINATION TO THE LOCK?
Class comments

What is the length of the altitude of the equilateral triangle below?30°613613a60" 90" 60"313 313O A. 3O B. 9O D. 3N3o E. 108o F. 81