Question

Find x in the following proportion-
X:624:8
3. Subtract the sum of -20 and -45 from the sum of -21 and 55
(3)
4. Using distributive property, find the value of 2569 x340-2569 x 38 - 2569 x 2
(3)
5. Simplify 128 +[256 +4 - (14+2 * 8 -5}]
(3)
6. Find the greatest number which divides 248 and 185 leaving remainder 4 and 5
respectively
7. In a school, there are 900 students. Out of these, 400 are boys and the rest are girls.
Find the ratio of
a) Number of boys to the number of girls

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Answer 1

Answer:

3 = 99

Step-by-step explanation:

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