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Grow wisdom to win!(109)

LV47alexҹ ȸ 847 õ 0 2021-02-24 12:55:10
[ ]

grow wisdom to win!(109)

**

< 109 ȸ> (׵)

/ the tide

.

[q] :

ٸ ϳ

Ŵ޷ ִ.

a rope ladder

is hanging

over the side of a ship.

.

ٸ

12 feet ̰

1 foot ̴.

the ladder

is 12 feet long,

and the rungs are one foot apart.

.

ִ.

the lowest rung

is resting

on the top of the ocean.

.

ð 4ġ

Ѵ.

the tide

rises

at the rate of four inches per hour.

.

ٸ ù ǵ

DZ 󸶳 ɸ?

how long will it take

before the first four rungs of the ladder

are under water?

.

:

) ð 1 foot ü 36ð ɸ.

) ð ޶ ̷ .

) ù ǵ̶ ü 12 ̴ 3 9 ̰

    9 ɴ 9 x 3ð = 27ð ɸ.

) .

.

[] ( ) ) Ѵٸ ?_________________________

----------------------------------------* ȸ .

==

<109. ܾб> :

lad.der /ĺd.ər/[()^ ́.()]

low.est /lóu.ist/[()ο ́.̽Ʈ]

rest.ing /rés.ti/[() ́.]

rot.ten /rɑ́t.ən/[() ́.]

rungs /rʌz/[()^]

spoils /spɔils/[^Ͻ]

tide /taid/[Ÿ()]

==

[ 108 ȸ ؼ]

: ) 9

ؼ :

6 : 9 : 1.5

 ?     270   : 30

 ?    30     20

1) 30 þ ø,

   6x30=1800 ҿȴ.

2) ð 20 ŭ ҿο ٿ ȴ.

   ׷ 1800() 20() = 9

==

< >

one rotten apple spoils the barrel.

ü Ѵ.

--> ؼ ü ̴ .

= ̲ٸ 帰.

.

ϾŹ() :

< ϳ , , 帱 Ź, >

ټ Ⱑ 帮 ־µ ̲ٶ ߸̶

ƺ ,

ݴ ߸ϸ ΰ ߸̶ ۿ ִ.

= Ͼȥõ(), Ź()

*********************************************************************

 

LV47alexҹ ٸ [ ]
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4 ü 01 [1]
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