Data Types, Variables and Simple Operations - Exercise

#1

usd_to_bgn_rate = 1.79549
usd_amount = float(input("Enter the amount in USD: "))
bgn_amount = usd_amount * usd_to_bgn_rate
print(bgn_amount)

#2

import math

radians = float(input())
degrees = radians * 180 / math.pi

print(degrees)

#3

deposited_amount = float(input())
term_of_deposit = int(input())
annual_interest_rate = float(input())

amount = deposited_amount + term_of_deposit * (deposited_amount * (annual_interest_rate / 100)) / 12

print(amount)

#4

total_pages = int(input())
pages_per_hour = int(input())
days_to_finish = int(input())

total_hours_needed = total_pages / pages_per_hour

hours_per_day = total_hours_needed / days_to_finish

print(round(hours_per_day))

#5

pens_price_per_pack = 5.80
markers_price_per_pack = 7.20
board_cleaner_price_per_liter = 1.20

num_pens_packs = int(input())
num_markers_packs = int(input())
liters_board_cleaner = int(input())
discount_percentage = int(input())


total_price = (num_pens_packs * pens_price_per_pack) + (num_markers_packs * markers_price_per_pack) + (liters_board_cleaner * board_cleaner_price_per_liter)
discount_amount = total_price * (discount_percentage / 100)
final_price = total_price - discount_amount
print(final_price)

#6

nylon_needed = int(input())
paint_needed = int(input())
thinner_needed = int(input())
work_hours = int(input())

nylon_cost = nylon_needed * 1.50
paint_cost = paint_needed * 14.50
thinner_cost = thinner_needed * 5.00
extra_nylon_cost = 2 * 1.50
extra_paint_cost = paint_needed * 0.1 * 14.50
bags_cost = 0.40

material_cost = nylon_cost + paint_cost + thinner_cost + extra_nylon_cost + extra_paint_cost + bags_cost
craftsmen_cost = material_cost * 0.3 * work_hours
total_cost = material_cost + craftsmen_cost

print(total_cost)

#7

chicken_menu_price = 10.35
fish_menu_price = 12.40
vegetarian_menu_price = 8.15
delivery_price = 2.50

num_chicken_menus = int(input())
num_fish_menus = int(input())
num_vegetarian_menus = int(input())

total_menu_price = (num_chicken_menus * chicken_menu_price) + (num_fish_menus * fish_menu_price) + (num_vegetarian_menus * vegetarian_menu_price)
dessert_price = 0.20 * total_menu_price
total_order_price = total_menu_price + dessert_price + delivery_price

print(total_order_price)

#8

training_fee = int(input())

sneakers_price = training_fee * 0.60
basketball_team_price = sneakers_price * 0.80
basketball_price = basketball_team_price / 4
accessories_price = basketball_price / 5
total_expenses = training_fee + sneakers_price + basketball_team_price + basketball_price + accessories_price

print(total_expenses)

#9

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

# volume_dm3 = (length / 10) * (width / 10) * (height / 10)
volume_dm3 = length * width * height / 1000

water_volume = volume_dm3 * (1 - (percentage / 100))

print(f"{water_volume:.2f}")