vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

Kira went for a drive in her new car. She drove for 15 miles at a speed of 100 mph. For how many hours did she drive?

Lời Giải

K i r a w e n t f or a d r i v e in h er n e w c a r . S h e d ro v e f or 15 mi l es a t a s p ee d o f 100 m p h . F or h o w man y h o u rs d i d s h e d r i v e ?

Lời Giải

time : \frac{3}{20}

Các bước giải pháp

Translate the problem into an equation:

15 = 100 x

Giải

x, 15 = 100 x : x = \frac{3}{20}

time : \frac{3}{20}

Ví dụ phổ biến

A car travels at a speed of 60 kilometers per hour. How long does it take to travel 120 kilometers?the quotient of two and a number is eleven A square has an diện tích of 25 yd^2. What is the length of each side?How much must be deposited today into the following account in sắp xếp to have 35,000 in 6years for a down payment on a house? Assume no additional deposits are made.An account with monthly compounding and an APR of 7%Twice the hiệu of a number and three is equal to eight