1. cuatro más que dos veces un número es 8

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8