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arsen [322]
2 years ago
9

How can u tell that 647 is less than 674?

Mathematics
2 answers:
IgorC [24]2 years ago
7 0
I can tell because in 647, 4 is in the tens place. In 674, 7 is in the tens place. That tells me right away that 674 is bigger. Look at the hundreds place first, then move to the tens. 7 is bigger than 4.
~Deceptiøn
Amiraneli [1.4K]2 years ago
5 0
Look at the tenth's place. (:
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How many times greater is 8 x 10^-2 than 2x10^-6
umka21 [38]

Answer:

40,000

Step-by-step explanation:

You want to start with the exponent and then multiply afterward in both of the equations.

8 x 10^-2:

10^-2 = 0.01

0.01 x 8 = 0.08

2 x 10^-6:

10^-6 = 0.000001

0.000001 x 2 = 0.000002

Obviously, you can see the relationship between 8 and 2 in the division.  Now, you just divide 0.08 by 0.000002 and you get 40,000.

4 0
1 year ago
A drink is mixed in the ratio
Contact [7]

Answer:

3

Step-by-step explanation:

 Drink mix ratio:

        Lemonade   :    Orange      :     Cranberry

                 6           :          3          :          C

  Fraction  of Cranberry juice  = \frac{3}{12}

Sum of the ratio = 6 + 3 + C  = 9 + C

   Fraction of Cranberry;

                \frac{C}{9 + C}   = \frac{3}{12}

               3(9 + C)  = 12C

               27 + 3C  = 12C

               27  = 12C - 3C

                9C  = 27

                   C = 3

The missing number will be 3

4 0
3 years ago
Bella and Heather put some money into their money boxes every week. The amount of money (y), in dollars, in their money boxes af
Hatshy [7]

Answer:

\boxed{ \text{B. 10 weeks, \$310 }}\\

Step-by-step explanation:

We have two conditions:

\begin{array}{lrcll}(1) & y & = & 25x + 60 & \\(2) & y & = & 30x + 10 & \\ & 25x + 60 & = & 30 x + 10 & \text {Set (1) = (2)} \\ & 50 & = & 5x & \text{Subtracted 25x from each side} \\& x & = & 10 &\text{Divided each side by 5} \\\end{array}\\$ $\\\boxed{ \textbf{The number of weeks is }x = 10}\\

   

    Bella: y = 25x + 60 = 25(10) + 60 = 250 + 60 = 310  

Heather: y = 30x + 10  = 30(10) +  10 = 300 + 10  = 310

7 0
3 years ago
Which is larger 0.7 or 3/4
Ksenya-84 [330]
3/4 is 0.75.
3/4 is larger than 0.7
3 0
3 years ago
Read 2 more answers
Amy wants to save up money for a prom dress. Her dress costs $238. She only has $45. How much money does she need to get her dre
Vitek1552 [10]

Answer:

193

Step-by-step explanation:

All you do is 238 - 45 and its 193

4 0
2 years ago
Read 2 more answers
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