I think it's 7 1/2 because you can turn 30 1/4 to 15/2, which simplifies to 7 1/2
To insert fraction values;
1) Click on "math" found under the alpha option
2) Use right arrow key to move to the tab "FRAC"
3) Select 1st option for fraction
4) Write out Fraction
Hope I helped :)
25x^2 = 16
divide each side by 25
x^2 = 16/25
take the square root of each side
sqrt (x^2) = +- sqrt(16/25)
x = +- sqrt(16)/sqrt(25)
x = +- 4/5
x = 4/5, - 4/5
Answer:
Weeks = 52
Days = 365
Hours = 8,760
Minutes = 525,600
Seconds = 3.1536 × 10^7
Step-by-step explanation: