What is the cost of 2 kilograms of flour if 3 kilograms cost 4.86

Mathematics

1 answer:

ValentinkaMS [17]3 years ago

7 0

The answer to this is $3.24

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A dance club hires two different DJ’s to

zubka84 [21]

Answer:

The expression is 100x + 50y ≤ 800.

Step-by-step explanation:

The hip hop DJ charge for $100 per hour. Let x be number of hours of hip hop :

$hip \: hop = 100 \times x$

$hip \: hop = 100x$

For rap DJ, the charge is $50 per hour. Let y be the number of hours of rap :

$rap = 50 \times y$

$rap = 50y$

Given that both DJs spend a maximum of $800. So the final expression is :

$100x + 50y \leqslant 800$

5 0

3 years ago

Which of the following values represent a meaningful difference between two populations? Select all that apply.

Lina20 [59]

Answer: I got you if its not to late the answer is 2,3

Step-by-step explanation

anything above 2 is meaningful so first you would subtract 21.9 28.1 to get 3.7 its above 2 so that's one do the same for the rest anything above 2 is your answer or right at two really hope this helps

6 0

3 years ago

A bicycle manufacturing company makes a particular type of bike. Each child bike requires 4 hours to build and 4 hours to test.

asambeis [7]

Building time :
4c + 6a < = 120

testing time :
4c + 4a < = 100

20 child bikes and 6 adult bikes...c = 20 and a = 6
sub into both equations
4c + 6a < = 120
4(20) + 6(6) < = 120
80 + 36 < = 120
116 < = 120 (correct)

4c + 4a < = 100
4(20) + 4(6) < = 100
80 + 24 < = 100
104 < = 100 (incorrect)

ur answer : No, because the bike order does not meet the restrictions of 4c + 6a < = 120 and 4c + 4a < = 100

6 0

3 years ago

Help Asap Please!! mark as Brainliest

nekit [7.7K]

1. $\frac{1}{2}$ (10m - 14) + 9 = 12 1. Given