# Maths

##### Across

**2.**What is the 174th odd number?**3.**In the picture at the right, solve for a**4.**V = 3b + 2b^2. Find the value of V when b = 4.**5.**Find √1369.**7.**If y = 14884, find y^(1/2)**9.**Find (43^2 x 27^2) / (8√256)**11.**If x = 4 and y = 8, find 2(4xy + 5) + 3(5x + 7y)**13.**Ben has $1247 and he gives $335 to charity. During his birthday, John gave him $500. How much money does he have?**15.**What is the round of value of 108.76 to its nearest whole number ?**17.**Size of each interior angle in a 30-sided polygon.**18.**Find 17576^(3/2)**19.**An angle in a base of an isosceles triangle has a measure of 70 degrees°. What is the exterior angle of the angle that is not on the base of an isosceles triangle.**20.**In the picture above find x**21.**HCF of 900 and 1350.**22.**Find the HCF of 210 and 350 using prime factors.**23.**John has a balance of $25.5. He deposits $34.5 and then withdraws $10. How much money does he have?**24.**In the picture above find y

##### Down

**1.**Given that a = 14, b = 6 and c = 2, ab+24/2c.**2.**Sum of the next 3 odd numbers after 10345.**5.**Change 34/9 into a decimal and express the decimal to 3 sf**6.**Find the LCM of 2352 and 280 using prime factors.**8.**69 + [25 x (9-2)] = ?**10.**If x = 7, find 4(7x+48)**12.**A polygon has an angle sum of 2520° How many sides does it have?**13.**LCM of 336 and 280.**14.**Simplify 7x - 2y - 3x + 5y. After simplifying, find the answer if x = 12 and y = 15**15.**A quadrilateral is in the form of a kite. The length of its diagonals are 20 cm and 10 cm. The area of the kite is….**16.**Find 865^2.**17.**Simplify (45x^2y) / (9x^2). After simplifying, find the answer if y = 25**22.**In the picture below, find x