Q&A - P3 Math

[mama_10]

To al daddies, happy father's day.


Need help here !

Q1. Farmer A had 9 times as many hens as goats. After he sold 24 goats, he had 15 times as many hens as goats. How many more hens than goats did he have at first?

Q2. A & B have the same number of marbles at first. After A gave 35 marbles to B, A has 3/8 as many marbles as B. How many marbles does each of them have at first?

Q3. At Maisy's birthday, there were 36 adults and children. Each adult received 3 sweets and every 3 children received 2 sweets. If 59 sweets were distributed, how many children were at the party?

Q4. Tom & Jeff had the same number of cards at first. After Tom gave 65 cards to Jeff, Tom had 2/7 as many cards as Jeff. How many cards did Tom have at first?

Q5. Jason had 4 times as much savings as Leonard at first. After they each received an equal amount of money from their parents, Leonard had $45 and Jason had twice as much in the end. How much did Jason receive from his parenrs?

Q6. The area of a rectangle is 75 cm2. Its length is thrice its breath. What is it length?

Q7. James is thinking of a whole number. It is a common multiple of 6 & 8. When 30 is taken away from it, the result is more than 150 but less than 165. What is the number James is thinking of?

Thanks !

[tianzhu]

Hi mama_10


I’ll take Q3 first, simply because it’s a happy occasion. Children love attending birthday parties.

You may use a strategy called “Make a Supposition”
One starts by “Assume,or suppose or pretend that all 36 people were adults”

Hope this helps.

Best wishes

http://farm6.static.flickr.com/5117/5852149719_2375d991bb_z.jpg\">

[tianzhu]

Hi


Students from the lower primary session may use a strategy called \"Systematic Listing\"

Hope this helps.

Best wishes.

http://farm6.static.flickr.com/5067/5854466329_d1d8ce3117_z.jpg\">

[Champion]

tianzhu:

Hi


Students from the lower primary session may use a strategy called \"Systematic Listing\"

Hope this helps.

Best wishes.

http://farm6.static.flickr.com/5067/5854466329_d1d8ce3117_z.jpg\">

Hi Daddy Tianzhu,
Good Morning! :celebrate:

I was so captured by the beautiful pictures that I forgotten I am in the P3/P4 Maths Thread :rotflmao: . Really impressed & :salute: you for your dedication in helping us to solve Maths problems. May I ask the birthday party and the question above are meant for P3 or P4?


:thankyou:

[tianzhu]

Champion:

Hi Daddy Tianzhu,
Good Morning! :celebrate:

I was so captured by the beautiful pictures that I forgotten I am in the P3/P4 Maths Thread :rotflmao: . Really impressed & :salute: you for your dedication in helping us to solve Maths problems. May I ask the birthday party and the question above are meant for P3 or P4?


:thankyou:

Hi Champion

Good Morning.

You're welcome.

I am happy you liked it.

I am not too sure if the questions are from P3 or P4, you may wish to check with mama_10.

Best wishes

[Jenlimtz]

Hi


Need help on the below 3 questions:

http://i54.tinypic.com/10df4hx.jpg\">

http://i52.tinypic.com/2jetx6q.jpg\"> [IMG]

http://i55.tinypic.com/10rvb4g.jpg\">

[MathIzzzFun]

Jenlimtz:

Hi


Need help on the below 3 questions:

http://i54.tinypic.com/10df4hx.jpg\">

http://i52.tinypic.com/2jetx6q.jpg\"> [IMG]

http://i55.tinypic.com/10rvb4g.jpg\">

Hi

Q1. Area of each triangle = 1/4 of area of square = 1/4 x 80 x 80 = 1600 square m

Shaded area = 1600 - 349 = 1251 square m

http://i55.tinypic.com/28bedty.jpg\">

cheers.

[mama_10]

tianzhu:

Hi


Students from the lower primary session may use a strategy called \"Systematic Listing\"

Hope this helps.

Best wishes.

http://farm6.static.flickr.com/5067/5854466329_d1d8ce3117_z.jpg\">

:thankyou: :lovesite:
btw, its P4 maths.

[Champion]

mama_10:

:thankyou: :lovesite:
btw, its P4 maths.

Hi mama_10,
Thanks for the clarification - I was still thinking,\"Err...so chim leh! Is it the syllabus in P3B for next term? If Yes, then I better do something lioa!\" :rotflmao: :rotflmao:

Now, my worry is \"postpone\"! :rahrah: :rahrah:

[Jenlimtz]

MathIzzzFun:

Jenlimtz:

Hi


Need help on the below 3 questions:

http://i54.tinypic.com/10df4hx.jpg\">

http://i52.tinypic.com/2jetx6q.jpg\"> [IMG]

http://i55.tinypic.com/10rvb4g.jpg\">

Hi

Q1. Area of each triangle = 1/4 of area of square = 1/4 x 80 x 80 = 1600 square m

Shaded area = 1600 - 349 = 1251 square m

http://i55.tinypic.com/28bedty.jpg\">

Thank you.

cheers.