Color in equations what to color in 1+2+3+4=10 what cubes to color in?

Find the balance at the end of 4 years if 1000 is deposited at the rate of

Which three lengths could be the lengths of the sides of a triangle? 21 cm, 7 cm, 7 cm 9 cm, 15 cm, 22 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a