Kangkangteo:

htn:

Please help.


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TIA

1/3 x 30 = 10 cm

440 x 5 = 2200 cu cm

2200/10 = 220 sq cm

a) The base area of tank A is 220 sq cm.


2200 x 2 = 4400 cu cm

b) The water left in tank A is 4400 cu cm.

Thank you

Hi, please help.


I _____ my ex-classmate whom I have not met for many years.

a) ran into b) ran across

May I know what is the answer? And why?

TIA

Hi,please help


Joan has some $5 notes and Sharifah has some $10 notes. The average amount of money that they have is $3x. If Joan and Sharifah have the same number of notes, how many $10 notes does Sharifah have

for the above, answer given is 6x/15, do we need to simplify to 2x/5?

TIA

Please help.

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Thanks

Please help.


http://i58.tinypic.com/33ok3kg.png\">

TIA

Please help.

http://i62.tinypic.com/2wd7kvr.png\">

TIA

Kangkangteo


Thank you.

Hi, please help


Four light were set to blink at the same time at 7a.m. Light 1, light 2, light 3 & light 4 then blink at intervals of 2 min, 5 min, 6 min & 8 min respectively.

a) When was the next time all the 4 lights blinked together again? (ans 9 a.m.)
b) When was the next time (that is, for the 3rd time), Light 1 & light 2 blinked together? (ans given by school teacher is 9.10a.m.)

TIA

Kangkangteo


Thank you.

Kangkangteo:

htn:

Hi How to solve the following question:


http://i61.tinypic.com/2isxngo.png\">

TIA

2 x 10 = 20

2 x 2 x 3.14 x 10 = 125.6

125.6 + 20 = 145.6 cm

Kangkangteo

Why must add 20? Thank you.