Ms.Cornick bought 6 new pens for $5.70. How much would it cost her to buy 11 pens at the same rate?
1 answer:
Answer:
about 11.50
Step-by-step explanation:
6 / 5.70 = 1.05
1.05 x 11
hope this helps
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5510 = x + (x + 100) + (x + 200) + (x + 300) + (x + 400) + (x + 500) + (x + 600) + (x +700) + (x + 800) + (x + 900) = 10x + 4500
=> 10x = 5510 - 4500 = 1010
=> x = 1010 / 10 = 101
=> least prize = 101 and greatest prize = 101+ 900 = 1001.<----- answer
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Hope it helps you
Answer:
6.25 km an hour
please mark brainliest
Step-by-step explanation:
It's 10 - 4
moving decimal over to the right makes a negative exponent.
Answer:
(2x+3y)(2x-3y)
Step-by-step explanation:
a² - b² = (a + b)(a - b)
4x² - 9y²
= (2x)² - (3y)²
= (2x + 3y)(2x - 3y)
