6 Write the standard form of the following:
(a) 4,00,00,000 +90,00,000+8,00,000 +70,000 + 500 +90
7 키
(b) 400,00,000 + 50,000 + 6,00 + 90​

52 cm radius = diameter = area = circumference = circumfer

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?