Questions in Grade High-school

Questions in Grade High-school

[Done] Who was the 24th president of the United States?

[Done] A space probe has two engines. Each generates the same amount of force when fired, and the directions of these forces can be independently adjusted. When the engines are fired simultaneously and each applies its force in the same direction, the probe, starting from rest, takes 24.8 s to travel a certain distance. How long does it take to travel the same distance, again starting from rest, if the engines are fired simultaneously and the forces that they apply to the probe are perpendicular?

[Done] What is the additive inverse of [tex]4x[/tex]?

[Done] A writing workshop enrolls novelists and poets in a ratio of 5:3. There are 24 people at the workshop. 1. How many novelists are there? 2. How many poets are there? Write a system of equations to model each situation and solve by any method.

[Done] There are 15 black mice in a cage. The ratio of all mice to black mice is 5:1. How many mice are in the cage?

[Done] What is \( 6 \) times \( \frac{2}{3} \) (two-thirds)?

[Done] Use a factor tree to find the prime factorization of 164.

[Done] Which fraction is larger: \(\frac{1}{4}\) or \(\frac{2}{4}\)?

[Done] There are chickens and pigs in a farmyard. There are 68 feet and 23 tails in the farmyard. How many chickens and how many pigs are there?

[Done] There are 12 rabbits in a cage. The ratio of white rabbits to all rabbits is 3:4. How many white rabbits are in the cage?