[計量] 數學又來了
A parallelogram diagram is given whose length is 9 and breath is 6 and
the angle between the breadth and length is given as ‘x’ degrees
(x degrees is greater than 90).
Col A: Area of the parallelogram
Col B: 50
我寫D 不知大家意見
Given 'k' and 'm' as two numbers whose LCM is 'km' & 'm' and 'n' are
two numbers whose LCM is 'mn'. If k, m, n > 0
Col A: LCM of 'k' and 'n'
Col B: 'kn'
還是D 不太確定
Given range of 'n' numbers as 9.5 and the range of 'q' numbers as 21.5.
If the two lists are combined then range of (n+q) numbers?
(It is also given that the numbers in the two lists are different
and in increasing order)
Given that the number of architects in an organization is 1/4 of the
total and the organization hired 60 more persons of which 50 are
architects and after which the ratio of architects increased from
1/4 to 1/3. Find the number of people in the organization if none of
them have gone out of the organization?
答360?
13. A right angled triangle ABC is given whose sides have been extended
to form three squares.
Col A: Area of square formed by hypotenuse.
Col B: sum of areas of squares formed by other two sides
不確定題意 我答 C
14. If an amount of 40,000 is split and invested, one portion at 4.5%
and the remaining at 6% and if the cumulative interest at the end of
1 year is 1890(not sure) then
Col A: Interest yielded by the portion with 4.5%
Col B: xxx (some number)
不太懂 雖然她題目也不是很確定
15. There are 'x' boxes and the balls are arranged in such a way that
no ball is remained. If the number of boxes is reduced by 3 and if
12 balls are arranged in them, then 5 balls are left behind.
What is the original number of boxes 'x'?
A. 8
B.14
C.26
D.31
E.34
不太會...
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