Answer these questions
1.) the ratio of two numbers is 3: 7. if the bigger number is 21,...
Mathematics, 16.10.2019 16:10 AM28
Answer these questions
1.) the ratio of two numbers is 3: 7. if the bigger number is 21, find these numbers.
2.) the ratio of boys to girls in grade 6 is 3: 5. if there are 320 grade 6 students, how many girls are there?
3.) the ratio of three numbers is 1: 3: 5. find these three numbers whose sum is 72.
4.) the difference of two numbers is 42. if their ratio is 11: 5, find the two numbers.
5.) the ratio of three numbers is 3: 5: 9. if the difference of the biggest and the smallest number is 420, what is the sum of the three numbers?
Answers: 2
Mathematics, 21.06.2019 18:00
Rosy waxes 2/3 of her car with 1/4 bottle of car wax.at this rate,what fraction of the bottle of car wax will rosey use to wax her entire car
Answers: 1
Mathematics, 21.06.2019 18:40
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 21.06.2019 20:30
Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?
Answers: 1
Mathematics, 21.06.2019 21:00
Asequence has its first term equal to 4, and each term of the sequence is obtained by adding 2 to the previous term. if f(n) represents the nth term of the sequence, which of the following recursive functions best defines this sequence? (1 point) f(1) = 2 and f(n) = f(n β 1) + 4; n > 1 f(1) = 4 and f(n) = f(n β 1) + 2n; n > 1 f(1) = 2 and f(n) = f(n β 1) + 4n; n > 1 f(1) = 4 and f(n) = f(n β 1) + 2; n > 1 i will award !
Answers: 1
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