ru

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Популярное Word Problems >

The penguin population at the zoo has decreased by 10% over the past year. Last year there were 58 penguins. How many penguins are there now?

Решение

T h e p e n gu in p o p u l a t i o n a t t h e zoo ha s d ecre a se d b y 10% o v er t h e p a s t ye a r . L a s t ye a r t h ere w ere 58 p e n gu in s . Ho w man y p e n gu in s a re t h ere n o w ?

Решение

Amount after reduction : 52.2

Шаги решения

Translate the problem into an equation:

x = 58 - 0.1 \cdot 58

x = 58 - 0.1 \cdot 58 : x = 52.2

Amount after reduction : 52.2

Популярные примеры

What is the radius of a окружность with an area of:28.26 square feet?Translate and solve: 295% of what number is 20,060 ?Lauren earned some money doing odd jobs last summer and put it in a savings account that earns 2% interest compounded monthly. After 8 years, there is 700.00 in the account. How much did Lauren earn doing odd jobs? write three decimals If 72 is added to a number, the result is 42 less than three times the number. Find the number rectangular red sticker is 2 millimeters tall and 7 millimeters wide. What is its площадь? square millimeters