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On June 21st, there were 9/10 of a billion stars visible to the naked eye. On December 21st, there were 4/5 of a billion stars out visible to the naked eye. How many times more stars were there visible on June 21st than December 21st?SOLUTION:1): Set it up. 9/10 divided by 4/5=?2): Find the reciprocal of the divisor. 9/10 × 5/4=?3): Simplify. 9/10 × 5/4= 9/2 × 1/44): Solve. 9/2 × 1/4=9/85): Simplify again. 9/8= 1 1/8 OUR ANSWER IS 1 1/8!!!
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Aug 09, 16 01:40 PM
Average age of Dipu and Apu is 22 years. Average age of Dipu and Tipu is 24 years. Age of Dipu is 21 years. What are the ages of Apu, and tipu ? Let
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