Which number is equivalent to 3^(4)÷3^(2)

I'm an odd number. If you take away one letter, I'll become an even number. What number am I?

Using only an addition, how do you add eight 8 and get the number of 1000?

Which 3 numbers have the same answer whether they’re added or multiplied together?

There is a three-digit number. The second digit is four times as big as the third digit, while the first digit is three less than the second digit. What was the number?

A ship anchored in a port has a ladder which hangs over the side. The length of the ladder is 200 cm, the distance between each rung is 20 cm and the bottom rung touches the water. The tide rises at a rate of 10 cm per hour. When will the water reach the fifth rung?

The day before yesterday, my Roblox friends was 25 years old. The next year he'll be 28 years old. What specific date & month is his birthday?

Solve this problem below!

  - 15 + (-5x) = 0

A man is climbing up a mountain which is inclined. He has to travel 100 km to reach the top of the mountain. Every day He climbs up 2 km forward in the day time. Exhausted, he then takes rest there at night time. At night, while he is fall asleep, he slips down 1 km backwards because the mountain is inclined. If every night, he slips 1 km backwards, how many days does it take him to reach the top of mountain? 

电视节目好看，可是 ___ 看太久。

我 ___ 两天假，___ 去旅行 ___ 。

家，有客厅；客人来了，我们和客人在客厅坐下来，说说话，看看电视。家，有饭厅；桌子上有妈妈的爱心，大家坐在一起，吃着说着，真开心。家，有睡房；我有我的小天地，我喜欢在里面玩电脑、打电话、睡觉，也可以什么都不做。家，是我们休息的地方，也是我们最爱的地方。

问题一：“妈妈的爱心” 是什么？

你这个长周末要做什么？

A 100 kg block of wood is traveling with a constant velocity on ice. What is its normal force?

A rock has a mass of 100 kg. A man pushes the rock on its side with a force of 300 N, moving the rock. If the coefficient of kinetic friction between the rock and the ground is 0.25, what is the net force of the rock?

What is the chinese word of "only"?

Box A has a mass of 100 kg, box B has a mass of 50 kg and box C has a box a mass of 25 kg. The boxes are arranged. What is the normal force that exerted by the ground (experienced by Box A)?

A child pushes a 100 kg refrigerator with a force of 50 N, but the refrigerator does not move. Suppose the coefficient of static friction between the floor and the refrigerator is 0.4. What is the force due to friction in this scenario?

For a three second period of time, a 50 kg wooden crate slides across the concrete floor at exactly 5 m/s. The coefficient of kinetic friction between the wooden crate and the concrete floor is 0.2. What is the net force of this crate during this three second period?