Math review for Tri
Ben has 48 counters, he gives 1/3 to Sarah, and 1/2 of the remaining to Anne, how many counters does he have left?
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Items in this lesson
Ben has 48 counters, he gives 1/3 to Sarah, and 1/2 of the remaining to Anne, how many counters does he have left?
Slide 1 - Open question
There are 427 students in Vinschool, and a car provides 13 seats so how many cars do we need to provide all seats to the students?
Slide 2 - Open question
Do an estimate of 4.69420 x 6.5143/2.6x1.9 in an appropriate degrees of accuracy
Slide 3 - Open question
Work out the inverse for:
x --> 7x+2
x --> 4/x - 6
x --> 7x+2
x --> 4/x - 6
Slide 4 - Open question
Slide 5 - Slide
Answer the question above
Slide 6 - Open question
Solve the inequality
c/6 > 2.5
c/6 > 2.5
Slide 7 - Open question
Answer the question
Slide 8 - Open question
Factorise the expression:
21a - 28a^2
21a - 28a^2
Slide 9 - Open question
A polygon has the total sum of the interior angles of 1440 degrees.
How many sides does the polygon have?
How many sides does the polygon have?
Slide 10 - Open question
John travels 60 miles for 1 hours and 30 minutes.
Work out his speed.
Give your answer in kilometre/hour
Work out his speed.
Give your answer in kilometre/hour
Slide 11 - Open question
Work out one possible set of x and y:
2^x (x) 3^y = 6^8
2^x (x) 3^y = 6^8
Slide 12 - Open question
Work out the 6th term of the geometric sequence:
1/2, 1/4, 1/8, 1/16, etc.
1/2, 1/4, 1/8, 1/16, etc.
Slide 13 - Open question
Mira uses 624 grams of flour
in a ratio of 2:3 to milk, what will be the ml of milk
in a ratio of 2:3 to milk, what will be the ml of milk
