Answer: 6 1/2
Step-by-step explanation:
Answer:
520
Step-by-step explanation:
To know what value should be placed in the box, let us calculate the carry out the operation.
Please see attached photo for explanation.
From the calculations made as shown in the attached photo, the value that should be placed in the box is 520
Answer:
w = 3
Step-by-step explanation:
Raise both sides to the 4th power. This will "undo" the fourth root that is on both sides. See image. Then solve for w. Crossmultiply. Combine the w terms and the numbers. Divide to isolate the variable. See image.
Here we would use the idea that the post and its shadow form a triangle and the tree and its shadow form a triangle and the side lengths of these two triangles are of the same ratio, ie. if the height of the tree is given by h then:
5/8 = h/48
h = 48*(5/8)
h = 6*5 = 30
Thus the tree is 30 ft tall
Answer: 33
Explanation: The last number is one less than double the previous number.
Hope that helps! Have a good day :)