A firefighter, 44.6 m away from a burning building, directs a stream of water from a ground level fire hose at an angle of 32.3° above the horizontal. If the speed of the stream as it leaves the hose is 39.1 m/s, at what height will the stream of water strike the building?
Yes most smoke alarms have a small LED in so the owner knows that it is still working however it should still be tested once a week.
Only the reasonable and necessary expenses incurred in the production of taxable income are deductible. If the owner had to procure specialized clothing for use in the business such as safety equipment, surgical scrubs, uniforms unsuitable for ordinary wear, etc., those would be legitimate business expenses. The owner's normal street clothes are not a business expense, but a non-deductible personal expense of the owner.
