Question

the distance between two places X and Y is 500 km two buses start from the point X and Y at the same time but in opposite direction and on parallel Road after running of 5 hours it is found that the distance between the buses is 50 find the speed of each bus if one bus moves 10 km per hour faster than the other

Answer 1

New Elements in HTML5

Below is a list of the new HTML5 elements, and a description of what they are used for.

New Semantic/Structural Elements

HTML5 offers new elements for better document structure:

TagDescription<article>Defines an article in a document<aside>Defines content aside from the page content<bdi>Isolates a part of text that might be formatted in a different direction from other text outside it<details>Defines additional details that the user can view or hide<dialog>Defines a dialog box or window<figcaption>Defines a caption for a <figure> element<figure>Defines self-contained content<footer>Defines a footer for a document or section<header>Defines a header for a document or section<main>Defines the main content of a document<mark>Defines marked/highlighted text<meter>Defines a scalar measurement within a known range (a gauge)<nav>Defines navigation links<progress>Represents the progress of a task<rp>Defines what to show in browsers that do not support ruby annotations<rt>Defines an explanation/pronunciation of characters (for East Asian typography)<ruby>Defines a ruby annotation (for East Asian typography)<section>Defines a section in a document<summary>Defines a visible heading for a <details> element<time>Defines a date/time<wbr>Defines a possible line-break

Read more about HTML5 Semantics.

New Form Elements

TagDescription<datalist>Specifies a list of pre-defined options for input controls<output>Defines the result of a calculation

Read all about old and new form elements in HTML Form Elements.

New Input Types

New Input TypesNew Input Attributes

color

date

datetime

datetime-local

email

month

number

range

search

tel

time

url

week

autocomplete

autofocus

form

formaction

formenctype

formmethod

formnovalidate

formtarget

height and width

list

min and max

multiple

pattern (regexp)

placeholder

required

step

Learn all about old and new input types in HTML Input Types.

Learn all about input attributes in HTML Input Attributes.