Aball is projected with velocity 10m/s at an angle of 30 degrees with the horizontal surface . the time taken by the ball to reach the ground is g=10

How many grams must be adde to 970g to make 1 and a half kg

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

I'll give brainliest if you answer right : )