Mathematics: Ratio 1. mrs perry shares out 20 biscuits between gemma and zak in the ratio 1: 4. how many biscuits do they both get? 2. mr castle shares out 80 marbles beween emily and asif in the ratio 7: 1. how many marbles do they each get? 3. ms adams shares out 10 pencils between niamh and jack in the ratio 2: 3. how many do they each get?

Ratio 1. mrs perry shares out 20 biscuits between

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bibhu42kumarp7o4ss

01.01.2022

$1.\\x-how\ many\ biscuits\ has\ Gemma\\ \\x+4x=20\ \ \ \Leftrightarrow\ \ \ 5x=20\ \ \ \Leftrightarrow\ \ \ x=4\ \ \ \Rightarrow\ \ \ 4x=16\\ \\Ans.\ Gemma\ has\ 4\ biscuits\ and\ Zak\ has\ 16\ biscuits.$

$2.\\x-how\ many\ marbles\ has\ Asif\\ \\7x+x=80\ \ \ \Leftrightarrow\ \ \ 8x=80\ \ \ \Leftrightarrow\ \ \ x=10\ \ \ \Rightarrow\ \ \ 7x=70\\ \\Ans.\ Asif\ has\ 10\ marbles\ and\ Emily\ has\ 70\ marbles.$

$3.\\2x-how\ many\ pencils\ has\ Niamh\\ \\2x+3x=10\ \ \ \Leftrightarrow\ \ \ 5x=10\ \ \ \Leftrightarrow\ \ \ x=2\ \ \ \Rightarrow\ \ \ 2x=4\ \ and\ \ 3x=6\\ \\Ans.\ Niamh\ has\ 4\ pencils\ and\ Jack\ has\ 6\ pencils.$

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Thalassenosmichaelle

29.09.2020

Mathematics

I believe it's just asking u to create different types of triangles and then describing they're angle (example 90' angle or 25' angle) and naming them letters of the alphabet

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