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英语翻译4.A 3 by 4 rectangle is inscribed in circle.What is the

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英语翻译
4.A 3 by 4 rectangle is inscribed in circle.What is the circumference of the circle?
A.2.5π
B.3π
C.5π
D.4π
5.Two sets of 4 consecutive positive integers have exactly one integer in common.The sum of the integers in the set with greater numbers is how much greater than the sum of the integers in the other set?
A.4
B.7
C.8
D.12
E.it cannot be determined from the information given.
6.Find two real values.in each of which the differencce and ratio is 5
4.一个长4、宽3的长方形内切于一个圆.此圆的周长是多少?
选择C
5.两组数列分别由4个连续的正整数组成,两组数列中只有一个整数是相同的.数字大点的数列中整数之和比另一组数列中整数之和大多少?
选D
6.找出两个实数,这两数的差额和比值都是5.
1.25和6.25
再问: 再麻烦翻译下:2. For how many integer values of n will the value of the expression 4n + 7 be an integer greater than 1 and less than 200? A. 48 B. 49 C. 50 D. 51 E. 52 4. 12 litres of water a poured into an aquarium of dimensions 50cm length , 30cm breadth, and 40 cm height. How high (in cm) will the water rise? (1 litre = 1000cm³) A. 6 B. 8 C. 10 D. 20 E. 40
再答: 2. 表达式4n+7的值是一个大于1小于200的整数,整数n有多少个可能性? 4. 12升水倒进一个长50厘米、宽30厘米、高40厘米的水缸,水面高多少(单位:厘米)?(1升=1000平方厘米)
再答: 2. 4n+7表达式的值是个大于1小于200的整数,整数n的值有多少种可能? 3. 12升水倒入一个长50厘米、宽30厘米、高40厘米的水缸。水面升高多少厘米?(1升=1000平方厘米)