All Questions

-1

499

Counting

The serial number on a bill consists of a letter followed by eight digits and then a letter. How many serial numbers are possible, giving the following conditions

(a) letters and digits cannot be repeated
(b) letters and digits read more ..

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Guest Mar 28, 2021

660

points on a line

The points N, O, P, and Q all lie on the same line segment, in that order, such that the ratio of NO:OP:PQ is equal to 5:2:1. If NQ = 24, find NO.

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Guest Mar 28, 2021

427

help with geometry

Andrew draws this figure in the sand with his nose. The sum of the areas of the shaded regions can be represented with the expression a*pi + b, where a and b are nonnegative integers. Find a + b.

read more ..

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Guest Mar 28, 2021

1835

+70

Find the area of the figure?

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Skatergoat Mar 28, 2021

428

help geometry

Find EH.

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Guest Mar 28, 2021

373

help with similar triangles

Find the missing length. The triangles are similar.

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Guest Mar 28, 2021

354

word problem

You took a test. The test was worth 114 points. There were 30 questions on the test. If questions were worth either 2 or 5 points each, how many 2-point questions were there on the test? How many 5-point questions were on the test?

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Guest Mar 28, 2021

323

Need Help Urgent

For a certain value of k in

there are no solutions. What is K?

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Guest Mar 28, 2021

393

+21

PLEASE HELP URGENT

Please help with this problem thanks! read more ..

esgheasgyjjjjjuhga Mar 28, 2021

381

Pls help

If ,then what is ?

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Guest Mar 28, 2021

527

+312

Simplify

Simplify $\left( \frac{4}{x} \right)^{-1} \left( \frac{3x^3}{x} \right)^2 \left( \frac{1}{2x} \right)^{-3}$.

Soruce: Alcumus.

help trig

In MNO, the measure of O = 90, MN = 99 feet, and OM = 26 feet. Find the measure of M to the nearest tenth of a degree.

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Guest Mar 28, 2021

381

trigonometry

In NOP, the measure of P = 90, PN = 95 feet, and OP = 31 feet. FInd the measure of O to the nearest degree.

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Guest Mar 28, 2021

482

properties of circles

In the figure below, Z is the center of the circle. Suppose that QR = 20, RV = 10, SV = 2x + 2, and VZ = 7.5 Find the following.

read more ..

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Guest Mar 28, 2021

403

algebra problem

You spent $145 purchasing 3 student tickets and 7 adult tickets. Adult tickets cost 5 dollars more than a student ticket. Find the cost of a student ticket. Find the cost of an adult ticket.

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Guest Mar 28, 2021

404

similar triangles

Find the missing length indicated.

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Guest Mar 28, 2021

522

trigonometry

In RST, the measure of T = 90, RS = 4.8 feet, and ST = 2.4 feet. Find the measure of R to the nearest degree.

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Guest Mar 28, 2021

290

Please Help Quickly, ASAP!!!

Pleas help quickly, ASAP!!! Thank you in advance!

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Guest Mar 28, 2021

462

+106

Telescoping series help

Here's the question

Let $a_n = 4n^3 + 6n^2 + 4n + 1.$ Find\[a_8 + a_9 + a_{10} + \dots + a_{23}.\]
read more ..

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TealSeal Mar 28, 2021

262

Help ASAP Please!!!

Help ASAP Please!!!

Thank you so much!

Guest Mar 28, 2021

424

geometry

Given the figure below, find the values of X and Z.

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Guest Mar 28, 2021

249

multiples of 7

Find the sum of all multiples of 7 lying between 500 & 800

Guest Mar 28, 2021

353

Please help

In physics, Ohm's law says that current through a wire, $I$, is directly proportional to voltage, $V$, and inversely proportional to resistance, $R$: \[I=\frac{V}{R}.\]It's also true that resistance is directly proportional to the length of the wire. We read more ..

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Guest Mar 28, 2021

-1

385

three digit numbers

Find the number of three digit natural numbers which are divisible by 13

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Guest Mar 28, 2021

390

two digit numbers

Find the number of two digit numbers which are divisible by 6

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Guest Mar 28, 2021

All Questions ⁺⁰234762 Questions

Counting

points on a line

help with geometry

Find the area of the figure?

help geometry

help with similar triangles

word problem

Need Help Urgent

PLEASE HELP URGENT

Pls help

Simplify

help trig

trigonometry

properties of circles

algebra problem

similar triangles

trigonometry

Please Help Quickly, ASAP!!!

Telescoping series help

Help ASAP Please!!!

geometry

multiples of 7

Please help

three digit numbers

two digit numbers

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