math
John's age = Sally's age - 3 years Elissa's age = 13 years Sally's age = Elissa's age - 3 years = 13 -3 = 10 years Now that we know Sally's current age, we can figure out John's age. John's age = 10-3 = 7 years So if John is 7 years as of now, h...
math
7.49+2.05/0.50-0.59 FOLLOW BEDMAS 1) First do the division in the question 7.49+4.1-0.59 2) Now add and subtract = 11
Math
So this question is wanting you to identify some sort of pattern. Let's write it out as the following (makes it easier to visualize): 2,8,32,?,?,? Now, I can see a pattern right away. 2 x 4 = 8 8 x 4 = 32 32 x 4 = 128 (month 4) 128 x 4 = ? (month 5) and so on and so forth....
math
Let's say X represents a full can of paint If X represents a full can on paint, then: - 1/8 of X was used in the morning - 5/8 of (7/8 of X) was used in the afternoon So you would add the two values together to get a sum 1/8X + 5/8(7/8X) = 1/8X +35/64X =43/64X Therefore 43...
math
x-y=0 x+y = 4 x+y+x-y=4+0 2x=4 x=2 Therefore y=2 x=2 y=2
math
So the formula for the area of this photograph would be the following: area = length x width (let's fill in what we know from the question into this formula) 28 =(2w-1) * w (Now let's use the distribution rule and multiply everything in the brackets by 'w') 28 ...
Math
Let us call the jar of peanut butter "P" Let us call the loaf of bread "L" Now let us make some mathematical sentences from the information provided to us from the question above. 1P + 3L = $6.70 3P + 1L = $9.32 As you can see, we have 2 unknowns. We want t...
Maths
1.5 x 10^8 150 000 000 You start with the 0 on the far right (as that is where the decimal place is) and you see how many times you must shift it over (in this case 8) before the number is greater than or equal to 1 but less than 10.
CHEM HELP!!!
The solubility of AgCl(s) in water at 25 C is 1.33x10^-5 M and its deltaH of solution is 65.7 kJ/mol . What is its solubility at 60.1 C ? Please explain how to solve for this!!
Math
Dr. Jane, couldn't the number 36 also be a possibility as it is greater than 30 but less than 50 and has a 6?
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