Mathematics, 23.12.2019 19:31, mountainwilson
Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30 to 49 voted. is he correct? how might sahil have come up with his answer so quickly?
Answers: 2
Mathematics, 21.06.2019 19:30, gyliahicks
Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?
Answers: 2
Mathematics, 21.06.2019 20:30, kuddlebugsmommy
Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.
Answers: 1
Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he...
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