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Vilka [71]
3 years ago
5

What is standard form?

Mathematics
2 answers:
bija089 [108]3 years ago
7 0
Number: 230
Standard form: 200+300
Ivan3 years ago
5 0
<span>Standard form is a way of writing down very large or very small numbers easily.
Example: what is the standard form of 100+50+8?
answer:158

what is the standard form of three thousand five hundred ninety-two?
answer:3,592</span>
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Use a number line to solve 235+123
Verizon [17]
The answer is 358 but i cant use the number line in this case.
7 0
4 years ago
Read 2 more answers
Rectangle ABCD is similar to rectangle QRST. The width of ABCD is 5 inches and the length is 8 inches. If the length of QRST is
omeli [17]
Answer: 7.5

Form your proportion. Let x be the width of QRST.

Length of ABCD      Length of QRST
-----------------------  =  ------------------------- 
Width of ABCD         Width of QRST

8/5 = 12/x

Solve for x by cross-multiplying.
(8)(x) = (12)(5)
8x = 60
x = 7.5


8 0
3 years ago
in an examination, Adenike obtained 19marks more than musa.if adenike had obtained one and half times her own mark,she would hav
fomenos

Answer: Adenike scored 64 marks, while Musa scored 45 marks

Step-by-step explanation: We shall start by assigning letters to each unknown variable. Let Adenike’s mark be d while Musa’s mark shall be m.

First of all, if Adenike obtained 19 marks more than Musa, then if Musa scored m, Adenike would score 19 + m (or d = 19 + m). Also if Adenike has obtained one and half her own mark (which would be 1 1/2d or 3d/2), it would have been equal to 6 times more than twice Musa’s mark (or 6 + 2m). This can be expressed as

3d/2 = 6 + 2m. So we now have a pair of simultaneous equations;

d = 19 + m ———(1)

3d/2 = 6 + 2m ———(2)

Substitute for the value of d into equation (2), if d = 19 + m

(3{19 + m})/2 = 6 + 2m

By cross multiplication we now have

3(19 + m) = 2(6 + 2m)

57 + 3m = 12 + 4m

We collect like terms and we have

57 - 12 = 4m - 3m

45 = m

We now substitute for the value of m into equation (1)

d = 19 + m

d = 19 + 45

d = 64

So Adenike scored 64 marks while Musa scored 45 marks

6 0
4 years ago
John checked his watch and said that it is Thursday, 7 am. What will the day and time be 2006 hours later??? Plzzz I will give y
Wewaii [24]

Answer:

2006 : 24 = 83 R 14

83 : 7 = 11 R 6

7 am + 14 = 9 pm

Thurstay + 6 days = Wednesday

It will be: Wednesday, 9 pm

7 0
3 years ago
why was everyone laughing? And if she said “after the ban”, does that mean past tense or future tense? Please explain
torisob [31]
Maybe they are laughing at the situation? Or maybe they aren’t taking the person who wrote the message seriously
6 0
2 years ago
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