Am in fourth grade can u give me some math question

What is 24 - 6 * 3 + 5x^{2} - (16 : 2) ?

Jennifer has a pocketful of change all in nickels and quarters. There are 11 coins with a total value of $1.15. Which system of equations can you use to find the number of each type of coin? n + q = 11 n + q = 1.15 n + q = 11 5n+25q = 1.

Mrs. gray had 2 kg of flour. She used 2/5 of it to make buns. how much flour did she have left in kg

Calvin paid $1.79 per pound of beans both times that he went shopping for supplies for a chili cook-off. He bought 4.05 pounds of beans the first time and 2.78 pounds the second time.

What is the least common multiple of 20, 7, and 4?

A circle has a radius of 3. An Arc in this circle has a central angle of 20 degrees. What is the length of the arc?

One base of a triangular prism has two sides that are 15 inches wide and 10 inches long what is the possible length for the third side of the base

What is 3 to the 4th power

What is the converse of: "If it is snowing, then the temperature is below 32oF."

Linear equation: - 1 2 (6x + 10) = 13 Step 1: - 3x - 5 = 13 Step 2: - 3x = 18 Step 3: x = - 6 Which sequence describes the inverse operations used for steps 2 and 3 to solve the linear equation?