First Steps In Coding Exercises Python

01. USD to BGN

usd = float(input())

bgn = usd * 1.79549

print(bgn)
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02. Radians to Degrees

from math import pi

rad = float(input())

# градус = радиан * 180 / π
degrees = rad * 180 /pi

print(degrees)
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03. Deposit Calculator

deposit_amount = float(input())
months = int(input())
annual_rate = float(input())

# сума = депозирана сума  + срок на депозита * ((депозирана сума * годишен лихвен процент ) / 12)
# result = deposit_amount + months * ((deposit_amount * annual_rate) / 12)

per_year = deposit_amount * (annual_rate / 100)
per_month = per_year / 12
total_sum = deposit_amount + (months * per_month)

print(total_sum)
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04. Vacation books list

total_count_pages = int(input())
pages_hour = int(input())
days = int(input())

total_hours = total_count_pages // pages_hour

hours_per_day = total_hours // days

print(hours_per_day)
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05. Supplies for School

pens_count = int(input())
markers_count = int(input())
detergent_lt = int(input())
percent_discount = int(input())

price_pens = pens_count * 5.80
price_markers = markers_count * 7.20
price_detergent = detergent_lt * 1.20

total_price = price_pens + price_markers + price_detergent

discount = total_price * (percent_discount / 100)
price_with_discount = total_price - discount

print(price_with_discount)
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06. Repainting

nylon = int(input())
paint = int(input())
razr = int(input())
hours_workers = int(input())

price_nylon = (nylon + 2) * 1.5
price_paint = (paint * 1.10) * 14.5
price_razr = razr * 5

sum_materials = price_nylon + price_paint + price_razr + 0.40
sum_workers = (sum_materials * 0.30) * hours_workers
total_sum = sum_materials + sum_workers

print(total_sum)
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07. Food Delivery

chicken_menu_count = int(input())
fish_menu_count = int(input())
veg_menu_count = int(input())

price_chicken_menu = chicken_menu_count * 10.35
price_fish_menu = fish_menu_count * 12.4
price_veg_menu = veg_menu_count * 8.15

all_menu_sum = price_chicken_menu + price_fish_menu + price_veg_menu

dessert = all_menu_sum * 0.20
total_sum = all_menu_sum + dessert + 2.5

print(total_sum)
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08. Basketball Equipment

year_tax = int(input())

shoes = year_tax * 0.60
suit = shoes * 0.80
ball = suit / 4
acc = ball / 5

total_sum = shoes + suit + ball + acc + year_tax

print(total_sum)
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09. Fish Tank

length = int(input())
width = int(input())
height = int(input())
percent = float(input())

volume = length * width * height

total_litres = volume / 1000

percent_lt = total_litres * (percent / 100)
needed_litres = total_litres - percent_lt

print(needed_litres)
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