Answer:
2). The oak tree is 33ft tall.
Step-by-step explanation:
Same process as I explained before
3). The building is 30ft tall.
About 24.4
6%
Given data
Cost of item= $420
Tax= $25.2
Required
The tax rate
=25.2/420*100
=0.06*100
=6%
Hence the tax rate is 6%
Mildred's actual report card average would have to be 86%