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Romashka [77]
3 years ago
14

1.When Ricardo was 9 years old, he was 56 inches tall. Ricardo is now 12 years old and he is 62 inches tall. Find the percent of

increase in Ricardo’s height to the nearest tenth.
2.The manager at a jewelry store is arguing with his sale assistant. The manager believes that having a 50% off sale on a $49.98 necklace is the same as taking 30% off now and a further 20% off that discounted sale price later. What do you think?
Mathematics
1 answer:
Stells [14]3 years ago
5 0
1) 0.20%
2)$49.98×50% = $24.99
$49.98×30% = $14.99
$49.98-$14.99 = $34.99
$34.99×20% = $7.00
$34.99-$7.00 = $27.99
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Please help! Thank you! xx
Marianna [84]
Hi!! if you dont want to use points google graph calculator. There is a good website called Graphing calculator-symbolab Its really helpful. Good Luck!!
Go for d!!

4 0
3 years ago
Jsjjss pls help its uRGeNT
Sedaia [141]

Answer: y=7x

Step-by-step explanation:

The way I did it was, I looked at the chart. The highest it goes is 30 and 210. So for your answer, you have to multiply. 7x30 gives you 210 and there y=7x

5 0
3 years ago
What is the value of x?<br> 3 (-1 - 8x) = -3
Anna11 [10]

Answer:

x = 0

Step-by-step explanation:

3 x -1 = -3 and 3 x -8x = -24x

-3 + 3( the opposite of the -3 given in the parentheses) = 0

-24x = 0

0/-24 (from -24x)= 0

x = 0

5 0
3 years ago
Read 2 more answers
Could someone help me, please? I’ll appreciate it.
Liono4ka [1.6K]

Answer:

Step-by-step explanation:

5x/20 =45/36

5x = 20(45/36)

5x = 25

x = 5

8 0
2 years ago
What is the value of x in the inequality start fraction two minus five x over negative three end fraction plus four less than ne
emmasim [6.3K]

Answer

x < 5/2

Explanation

Find the attachment below.

6 0
3 years ago
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