My teacher hates us .help me solve this pls

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?