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anygoal [31]
4 years ago
8

Water in a swimming pool is treated with two chemical mixed. In a ration of 5:4. The total volume of the chemicals is 48 litres.

How much of each chemical is used?
Mathematics
1 answer:
umka21 [38]4 years ago
5 0
5:4 is equal to 26.6 : 21.3 respectively which I found by dividing 48 by 9 and then multiplying by 5 and 4.
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Alex earned $75 mowing lawns. He decided to put $25
SCORPION-xisa [38]

Answer:

Alex can buy "3" socks

Step-by-step explanation:

75- 25 =50

50- 29.99 = 20.01

20.01/ 6.26= 3.02

Since you can't get a portion of a sock you just take the first number (which is 3). Therefore, Alex can only buy three socks.  

7 0
3 years ago
If a = 5 and b = 6, evaluate the following expression:<br> 20 - 5a + 3b
aliya0001 [1]

Answer:

20-5 × 5 + 3 × 6

20-25 + 36

Step-by-step explanation:

6 0
3 years ago
−6x+8=2x−24<br> Please help me
Gala2k [10]

Answer:

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4

Step-by-step explanation:

3 0
3 years ago
A rectangular area of land is being sold off in smaller pieces. The total area of the land is 2^15 square miles. The pieces bein
Nesterboy [21]
Total area of the rectangular land = 2^15 sq. miles
                                                     = 32768 sq. miles

total area of the pieces being sold = 8^3 sq. miles
                                                       = 512 sq. miles

now total no. of pieces = total area of the land / the area of samaller land that's                                                                                     being sold
                                     = 32768 / 512
                                     = 64

so the actual number of pieces is 64
4 0
3 years ago
Read 2 more answers
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Contact [7]

Answer:

x=1 y=-4

Step-by-step explanation:

8 0
3 years ago
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